79810750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 160729920

約数和(自身を除く): 80919170

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 89, 125, 170, 178, 211, 250, 422, 425, 445, 850, 890, 1055, 1513, 2110, 2125, 2225, 3026, 3587, 4250, 4450, 5275, 7174, 7565, 10550, 11125, 15130, 17935, 18779, 22250, 26375, 35870, 37558, 37825, 52750, 75650, 89675, 93895, 179350, 187790, 189125, 319243, 378250, 448375, 469475, 638486, 896750, 938950, 1596215, 2347375, 3192430, 4694750, 7981075, 15962150, 39905375, 79810750]

約数ペア:

[(1, 79810750), (2, 39905375), (5, 15962150), (10, 7981075), (17, 4694750), (25, 3192430), (34, 2347375), (50, 1596215), (85, 938950), (89, 896750), (125, 638486), (170, 469475), (178, 448375), (211, 378250), (250, 319243), (422, 189125), (425, 187790), (445, 179350), (850, 93895), (890, 89675), (1055, 75650), (1513, 52750), (2110, 37825), (2125, 37558), (2225, 35870), (3026, 26375), (3587, 22250), (4250, 18779), (4450, 17935), (5275, 15130), (7174, 11125), (7565, 10550)]