28382250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 128

約数和(自身を含む): 79252992

約数和(自身を除く): 50870742

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 41, 50, 65, 71, 75, 78, 82, 123, 125, 130, 142, 150, 195, 205, 213, 246, 250, 325, 355, 375, 390, 410, 426, 533, 615, 650, 710, 750, 923, 975, 1025, 1065, 1066, 1230, 1599, 1625, 1775, 1846, 1950, 2050, 2130, 2665, 2769, 2911, 3075, 3198, 3250, 3550, 4615, 4875, 5125, 5325, 5330, 5538, 5822, 6150, 7995, 8733, 8875, 9230, 9750, 10250, 10650, 13325, 13845, 14555, 15375, 15990, 17466, 17750, 23075, 26625, 26650, 27690, 29110, 30750, 37843, 39975, 43665, 46150, 53250, 66625, 69225, 72775, 75686, 79950, 87330, 113529, 115375, 133250, 138450, 145550, 189215, 199875, 218325, 227058, 230750, 346125, 363875, 378430, 399750, 436650, 567645, 692250, 727750, 946075, 1091625, 1135290, 1892150, 2183250, 2838225, 4730375, 5676450, 9460750, 14191125, 28382250]

約数ペア:

[(1, 28382250), (2, 14191125), (3, 9460750), (5, 5676450), (6, 4730375), (10, 2838225), (13, 2183250), (15, 1892150), (25, 1135290), (26, 1091625), (30, 946075), (39, 727750), (41, 692250), (50, 567645), (65, 436650), (71, 399750), (75, 378430), (78, 363875), (82, 346125), (123, 230750), (125, 227058), (130, 218325), (142, 199875), (150, 189215), (195, 145550), (205, 138450), (213, 133250), (246, 115375), (250, 113529), (325, 87330), (355, 79950), (375, 75686), (390, 72775), (410, 69225), (426, 66625), (533, 53250), (615, 46150), (650, 43665), (710, 39975), (750, 37843), (923, 30750), (975, 29110), (1025, 27690), (1065, 26650), (1066, 26625), (1230, 23075), (1599, 17750), (1625, 17466), (1775, 15990), (1846, 15375), (1950, 14555), (2050, 13845), (2130, 13325), (2665, 10650), (2769, 10250), (2911, 9750), (3075, 9230), (3198, 8875), (3250, 8733), (3550, 7995), (4615, 6150), (4875, 5822), (5125, 5538), (5325, 5330)]