18891903750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{997}}^1$

素因数の和:1216

約数の個数: 160

約数和(自身を含む): 49085887488

約数和(自身を除く): 30193983738

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 125, 150, 155, 163, 186, 250, 310, 326, 375, 465, 489, 625, 750, 775, 815, 930, 978, 997, 1250, 1550, 1630, 1875, 1994, 2325, 2445, 2991, 3750, 3875, 4075, 4650, 4890, 4985, 5053, 5982, 7750, 8150, 9970, 10106, 11625, 12225, 14955, 15159, 19375, 20375, 23250, 24450, 24925, 25265, 29910, 30318, 30907, 38750, 40750, 49850, 50530, 58125, 61125, 61814, 74775, 75795, 92721, 101875, 116250, 122250, 124625, 126325, 149550, 151590, 154535, 162511, 185442, 203750, 249250, 252650, 305625, 309070, 325022, 373875, 378975, 463605, 487533, 611250, 623125, 631625, 747750, 757950, 772675, 812555, 927210, 975066, 1246250, 1263250, 1545350, 1625110, 1869375, 1894875, 2318025, 2437665, 3158125, 3738750, 3789750, 3863375, 4062775, 4636050, 4875330, 5037841, 6316250, 7726750, 8125550, 9474375, 10075682, 11590125, 12188325, 15113523, 18948750, 19316875, 20313875, 23180250, 24376650, 25189205, 30227046, 38633750, 40627750, 50378410, 57950625, 60941625, 75567615, 101569375, 115901250, 121883250, 125946025, 151135230, 203138750, 251892050, 304708125, 377838075, 609416250, 629730125, 755676150, 1259460250, 1889190375, 3148650625, 3778380750, 6297301250, 9445951875, 18891903750]

約数ペア:

[(1, 18891903750), (2, 9445951875), (3, 6297301250), (5, 3778380750), (6, 3148650625), (10, 1889190375), (15, 1259460250), (25, 755676150), (30, 629730125), (31, 609416250), (50, 377838075), (62, 304708125), (75, 251892050), (93, 203138750), (125, 151135230), (150, 125946025), (155, 121883250), (163, 115901250), (186, 101569375), (250, 75567615), (310, 60941625), (326, 57950625), (375, 50378410), (465, 40627750), (489, 38633750), (625, 30227046), (750, 25189205), (775, 24376650), (815, 23180250), (930, 20313875), (978, 19316875), (997, 18948750), (1250, 15113523), (1550, 12188325), (1630, 11590125), (1875, 10075682), (1994, 9474375), (2325, 8125550), (2445, 7726750), (2991, 6316250), (3750, 5037841), (3875, 4875330), (4075, 4636050), (4650, 4062775), (4890, 3863375), (4985, 3789750), (5053, 3738750), (5982, 3158125), (7750, 2437665), (8150, 2318025), (9970, 1894875), (10106, 1869375), (11625, 1625110), (12225, 1545350), (14955, 1263250), (15159, 1246250), (19375, 975066), (20375, 927210), (23250, 812555), (24450, 772675), (24925, 757950), (25265, 747750), (29910, 631625), (30318, 623125), (30907, 611250), (38750, 487533), (40750, 463605), (49850, 378975), (50530, 373875), (58125, 325022), (61125, 309070), (61814, 305625), (74775, 252650), (75795, 249250), (92721, 203750), (101875, 185442), (116250, 162511), (122250, 154535), (124625, 151590), (126325, 149550)]