181569375

素因数分解:

$3^2\times 5^4\times {\mathrm{13}}^2\times {\mathrm{191}}^1$

素因数の和:243

約数の個数: 90

約数和(自身を含む): 356735808

約数和(自身を除く): 175166433

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 169, 191, 195, 225, 325, 375, 507, 573, 585, 625, 845, 955, 975, 1125, 1521, 1625, 1719, 1875, 2483, 2535, 2865, 2925, 4225, 4775, 4875, 5625, 7449, 7605, 8125, 8595, 12415, 12675, 14325, 14625, 21125, 22347, 23875, 24375, 32279, 37245, 38025, 42975, 62075, 63375, 71625, 73125, 96837, 105625, 111735, 119375, 161395, 186225, 190125, 214875, 290511, 310375, 316875, 358125, 484185, 558675, 806975, 931125, 950625, 1074375, 1452555, 1551875, 2420925, 2793375, 4034875, 4655625, 7262775, 12104625, 13966875, 20174375, 36313875, 60523125, 181569375]

約数ペア:

[(1, 181569375), (3, 60523125), (5, 36313875), (9, 20174375), (13, 13966875), (15, 12104625), (25, 7262775), (39, 4655625), (45, 4034875), (65, 2793375), (75, 2420925), (117, 1551875), (125, 1452555), (169, 1074375), (191, 950625), (195, 931125), (225, 806975), (325, 558675), (375, 484185), (507, 358125), (573, 316875), (585, 310375), (625, 290511), (845, 214875), (955, 190125), (975, 186225), (1125, 161395), (1521, 119375), (1625, 111735), (1719, 105625), (1875, 96837), (2483, 73125), (2535, 71625), (2865, 63375), (2925, 62075), (4225, 42975), (4775, 38025), (4875, 37245), (5625, 32279), (7449, 24375), (7605, 23875), (8125, 22347), (8595, 21125), (12415, 14625), (12675, 14325)]