7771125

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:111

約数の個数: 64

約数和(自身を含む): 14556672

約数和(自身を除く): 6785547

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 53, 69, 75, 85, 115, 125, 159, 255, 265, 345, 375, 391, 425, 575, 795, 901, 1173, 1219, 1275, 1325, 1725, 1955, 2125, 2703, 2875, 3657, 3975, 4505, 5865, 6095, 6375, 6625, 8625, 9775, 13515, 18285, 19875, 20723, 22525, 29325, 30475, 48875, 62169, 67575, 91425, 103615, 112625, 146625, 152375, 310845, 337875, 457125, 518075, 1554225, 2590375, 7771125]

約数ペア:

[(1, 7771125), (3, 2590375), (5, 1554225), (15, 518075), (17, 457125), (23, 337875), (25, 310845), (51, 152375), (53, 146625), (69, 112625), (75, 103615), (85, 91425), (115, 67575), (125, 62169), (159, 48875), (255, 30475), (265, 29325), (345, 22525), (375, 20723), (391, 19875), (425, 18285), (575, 13515), (795, 9775), (901, 8625), (1173, 6625), (1219, 6375), (1275, 6095), (1325, 5865), (1725, 4505), (1955, 3975), (2125, 3657), (2703, 2875)]