18125250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^3$

素因数の和:70

約数の個数: 128

約数和(自身を含む): 53464320

約数和(自身を除く): 35339070

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 25, 26, 30, 33, 39, 50, 55, 65, 66, 75, 78, 110, 125, 130, 143, 150, 165, 169, 195, 250, 275, 286, 325, 330, 338, 375, 390, 429, 507, 550, 650, 715, 750, 825, 845, 858, 975, 1014, 1375, 1430, 1625, 1650, 1690, 1859, 1950, 2145, 2197, 2535, 2750, 3250, 3575, 3718, 4125, 4225, 4290, 4394, 4875, 5070, 5577, 6591, 7150, 8250, 8450, 9295, 9750, 10725, 10985, 11154, 12675, 13182, 17875, 18590, 21125, 21450, 21970, 24167, 25350, 27885, 32955, 35750, 42250, 46475, 48334, 53625, 54925, 55770, 63375, 65910, 72501, 92950, 107250, 109850, 120835, 126750, 139425, 145002, 164775, 232375, 241670, 274625, 278850, 329550, 362505, 464750, 549250, 604175, 697125, 725010, 823875, 1208350, 1394250, 1647750, 1812525, 3020875, 3625050, 6041750, 9062625, 18125250]

約数ペア:

[(1, 18125250), (2, 9062625), (3, 6041750), (5, 3625050), (6, 3020875), (10, 1812525), (11, 1647750), (13, 1394250), (15, 1208350), (22, 823875), (25, 725010), (26, 697125), (30, 604175), (33, 549250), (39, 464750), (50, 362505), (55, 329550), (65, 278850), (66, 274625), (75, 241670), (78, 232375), (110, 164775), (125, 145002), (130, 139425), (143, 126750), (150, 120835), (165, 109850), (169, 107250), (195, 92950), (250, 72501), (275, 65910), (286, 63375), (325, 55770), (330, 54925), (338, 53625), (375, 48334), (390, 46475), (429, 42250), (507, 35750), (550, 32955), (650, 27885), (715, 25350), (750, 24167), (825, 21970), (845, 21450), (858, 21125), (975, 18590), (1014, 17875), (1375, 13182), (1430, 12675), (1625, 11154), (1650, 10985), (1690, 10725), (1859, 9750), (1950, 9295), (2145, 8450), (2197, 8250), (2535, 7150), (2750, 6591), (3250, 5577), (3575, 5070), (3718, 4875), (4125, 4394), (4225, 4290)]