82574775

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1813

約数の個数: 48

約数和(自身を含む): 153918720

約数和(自身を除く): 71343945

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 639, 675, 1065, 1723, 1775, 1917, 3195, 5169, 5325, 8615, 9585, 15507, 15975, 25845, 43075, 46521, 47925, 77535, 122333, 129225, 232605, 366999, 387675, 611665, 1100997, 1163025, 1834995, 3058325, 3302991, 5504985, 9174975, 16514955, 27524925, 82574775]

約数ペア:

[(1, 82574775), (3, 27524925), (5, 16514955), (9, 9174975), (15, 5504985), (25, 3302991), (27, 3058325), (45, 1834995), (71, 1163025), (75, 1100997), (135, 611665), (213, 387675), (225, 366999), (355, 232605), (639, 129225), (675, 122333), (1065, 77535), (1723, 47925), (1775, 46521), (1917, 43075), (3195, 25845), (5169, 15975), (5325, 15507), (8615, 9585)]