61613240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2521}}^1$

素因数の和:2592

約数の個数: 64

約数和(自身を含む): 152530560

約数和(自身を除く): 90917320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1880, 2444, 2521, 3055, 4888, 5042, 6110, 10084, 12220, 12605, 20168, 24440, 25210, 32773, 50420, 65546, 100840, 118487, 131092, 163865, 236974, 262184, 327730, 473948, 592435, 655460, 947896, 1184870, 1310920, 1540331, 2369740, 3080662, 4739480, 6161324, 7701655, 12322648, 15403310, 30806620, 61613240]

約数ペア:

[(1, 61613240), (2, 30806620), (4, 15403310), (5, 12322648), (8, 7701655), (10, 6161324), (13, 4739480), (20, 3080662), (26, 2369740), (40, 1540331), (47, 1310920), (52, 1184870), (65, 947896), (94, 655460), (104, 592435), (130, 473948), (188, 327730), (235, 262184), (260, 236974), (376, 163865), (470, 131092), (520, 118487), (611, 100840), (940, 65546), (1222, 50420), (1880, 32773), (2444, 25210), (2521, 24440), (3055, 20168), (4888, 12605), (5042, 12220), (6110, 10084)]