66705375

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 123042816

約数和(自身を除く): 56337441

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 103, 125, 157, 165, 275, 309, 375, 471, 515, 785, 825, 1133, 1375, 1545, 1727, 2355, 2575, 3399, 3925, 4125, 5181, 5665, 7725, 8635, 11775, 12875, 16171, 16995, 19625, 25905, 28325, 38625, 43175, 48513, 58875, 80855, 84975, 129525, 141625, 177881, 215875, 242565, 404275, 424875, 533643, 647625, 889405, 1212825, 2021375, 2668215, 4447025, 6064125, 13341075, 22235125, 66705375]

約数ペア:

[(1, 66705375), (3, 22235125), (5, 13341075), (11, 6064125), (15, 4447025), (25, 2668215), (33, 2021375), (55, 1212825), (75, 889405), (103, 647625), (125, 533643), (157, 424875), (165, 404275), (275, 242565), (309, 215875), (375, 177881), (471, 141625), (515, 129525), (785, 84975), (825, 80855), (1133, 58875), (1375, 48513), (1545, 43175), (1727, 38625), (2355, 28325), (2575, 25905), (3399, 19625), (3925, 16995), (4125, 16171), (5181, 12875), (5665, 11775), (7725, 8635)]