243018750

素因数分解:

$2^1\times 3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1040

約数の個数: 96

約数和(自身を含む): 654895584

約数和(自身を除く): 411876834

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 625, 650, 750, 975, 997, 1250, 1625, 1875, 1950, 1994, 2991, 3125, 3250, 3750, 4875, 4985, 5982, 6250, 8125, 9375, 9750, 9970, 12961, 14955, 16250, 18750, 24375, 24925, 25922, 29910, 38883, 40625, 48750, 49850, 64805, 74775, 77766, 81250, 121875, 124625, 129610, 149550, 194415, 243750, 249250, 324025, 373875, 388830, 623125, 648050, 747750, 972075, 1246250, 1620125, 1869375, 1944150, 3115625, 3240250, 3738750, 4860375, 6231250, 8100625, 9346875, 9720750, 16201250, 18693750, 24301875, 40503125, 48603750, 81006250, 121509375, 243018750]

約数ペア:

[(1, 243018750), (2, 121509375), (3, 81006250), (5, 48603750), (6, 40503125), (10, 24301875), (13, 18693750), (15, 16201250), (25, 9720750), (26, 9346875), (30, 8100625), (39, 6231250), (50, 4860375), (65, 3738750), (75, 3240250), (78, 3115625), (125, 1944150), (130, 1869375), (150, 1620125), (195, 1246250), (250, 972075), (325, 747750), (375, 648050), (390, 623125), (625, 388830), (650, 373875), (750, 324025), (975, 249250), (997, 243750), (1250, 194415), (1625, 149550), (1875, 129610), (1950, 124625), (1994, 121875), (2991, 81250), (3125, 77766), (3250, 74775), (3750, 64805), (4875, 49850), (4985, 48750), (5982, 40625), (6250, 38883), (8125, 29910), (9375, 25922), (9750, 24925), (9970, 24375), (12961, 18750), (14955, 16250)]