30403125

素因数分解:

$3^2\times 5^5\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 58496256

約数和(自身を除く): 28093131

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 47, 69, 75, 115, 125, 141, 207, 225, 235, 345, 375, 423, 575, 625, 705, 1035, 1081, 1125, 1175, 1725, 1875, 2115, 2875, 3125, 3243, 3525, 5175, 5405, 5625, 5875, 8625, 9375, 9729, 10575, 14375, 16215, 17625, 25875, 27025, 28125, 29375, 43125, 48645, 52875, 71875, 81075, 88125, 129375, 135125, 146875, 215625, 243225, 264375, 405375, 440625, 646875, 675625, 1216125, 1321875, 2026875, 3378125, 6080625, 10134375, 30403125]

約数ペア:

[(1, 30403125), (3, 10134375), (5, 6080625), (9, 3378125), (15, 2026875), (23, 1321875), (25, 1216125), (45, 675625), (47, 646875), (69, 440625), (75, 405375), (115, 264375), (125, 243225), (141, 215625), (207, 146875), (225, 135125), (235, 129375), (345, 88125), (375, 81075), (423, 71875), (575, 52875), (625, 48645), (705, 43125), (1035, 29375), (1081, 28125), (1125, 27025), (1175, 25875), (1725, 17625), (1875, 16215), (2115, 14375), (2875, 10575), (3125, 9729), (3243, 9375), (3525, 8625), (5175, 5875), (5405, 5625)]