30219375

素因数分解:

$3^1\times 5^4\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 40

約数和(自身を含む): 51283584

約数和(自身を除く): 21064209

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 227, 355, 375, 625, 681, 1065, 1135, 1775, 1875, 3405, 5325, 5675, 8875, 16117, 17025, 26625, 28375, 44375, 48351, 80585, 85125, 133125, 141875, 241755, 402925, 425625, 1208775, 2014625, 6043875, 10073125, 30219375]

約数ペア:

[(1, 30219375), (3, 10073125), (5, 6043875), (15, 2014625), (25, 1208775), (71, 425625), (75, 402925), (125, 241755), (213, 141875), (227, 133125), (355, 85125), (375, 80585), (625, 48351), (681, 44375), (1065, 28375), (1135, 26625), (1775, 17025), (1875, 16117), (3405, 8875), (5325, 5675)]