71295195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 129392640

約数和(自身を除く): 58097445

約数列:

[1, 3, 5, 15, 17, 29, 31, 51, 85, 87, 93, 145, 155, 255, 311, 435, 465, 493, 527, 899, 933, 1479, 1555, 1581, 2465, 2635, 2697, 4495, 4665, 5287, 7395, 7905, 9019, 9641, 13485, 15283, 15861, 26435, 27057, 28923, 45095, 45849, 48205, 76415, 79305, 135285, 144615, 153323, 163897, 229245, 279589, 459969, 491691, 766615, 819485, 838767, 1397945, 2299845, 2458455, 4193835, 4753013, 14259039, 23765065, 71295195]

約数ペア:

[(1, 71295195), (3, 23765065), (5, 14259039), (15, 4753013), (17, 4193835), (29, 2458455), (31, 2299845), (51, 1397945), (85, 838767), (87, 819485), (93, 766615), (145, 491691), (155, 459969), (255, 279589), (311, 229245), (435, 163897), (465, 153323), (493, 144615), (527, 135285), (899, 79305), (933, 76415), (1479, 48205), (1555, 45849), (1581, 45095), (2465, 28923), (2635, 27057), (2697, 26435), (4495, 15861), (4665, 15283), (5287, 13485), (7395, 9641), (7905, 9019)]