71858810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{181}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 138279960

約数和(自身を除く): 66421150

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 145, 181, 185, 290, 362, 370, 905, 1073, 1369, 1810, 2146, 2738, 5249, 5365, 6697, 6845, 10498, 10730, 13394, 13690, 26245, 33485, 39701, 52490, 66970, 79402, 194213, 198505, 247789, 388426, 397010, 495578, 971065, 1238945, 1942130, 2477890, 7185881, 14371762, 35929405, 71858810]

約数ペア:

[(1, 71858810), (2, 35929405), (5, 14371762), (10, 7185881), (29, 2477890), (37, 1942130), (58, 1238945), (74, 971065), (145, 495578), (181, 397010), (185, 388426), (290, 247789), (362, 198505), (370, 194213), (905, 79402), (1073, 66970), (1369, 52490), (1810, 39701), (2146, 33485), (2738, 26245), (5249, 13690), (5365, 13394), (6697, 10730), (6845, 10498)]