54425475

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 109680480

約数和(自身を除く): 55255005

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 195, 207, 225, 299, 325, 345, 575, 585, 809, 897, 975, 1035, 1495, 1725, 2427, 2691, 2925, 4045, 4485, 5175, 7281, 7475, 10517, 12135, 13455, 18607, 20225, 22425, 31551, 36405, 52585, 55821, 60675, 67275, 93035, 94653, 157755, 167463, 182025, 241891, 262925, 279105, 465175, 473265, 725673, 788775, 837315, 1209455, 1395525, 2177019, 2366325, 3628365, 4186575, 6047275, 10885095, 18141825, 54425475]

約数ペア:

[(1, 54425475), (3, 18141825), (5, 10885095), (9, 6047275), (13, 4186575), (15, 3628365), (23, 2366325), (25, 2177019), (39, 1395525), (45, 1209455), (65, 837315), (69, 788775), (75, 725673), (115, 473265), (117, 465175), (195, 279105), (207, 262925), (225, 241891), (299, 182025), (325, 167463), (345, 157755), (575, 94653), (585, 93035), (809, 67275), (897, 60675), (975, 55821), (1035, 52585), (1495, 36405), (1725, 31551), (2427, 22425), (2691, 20225), (2925, 18607), (4045, 13455), (4485, 12135), (5175, 10517), (7281, 7475)]