72233920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20521}}^1$

素因数の和:20549

約数の個数: 56

約数和(自身を含む): 187653168

約数和(自身を除く): 115419248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 20521, 41042, 82084, 102605, 164168, 205210, 225731, 328336, 410420, 451462, 656672, 820840, 902924, 1128655, 1313344, 1641680, 1805848, 2257310, 3283360, 3611696, 4514620, 6566720, 7223392, 9029240, 14446784, 18058480, 36116960, 72233920]

約数ペア:

[(1, 72233920), (2, 36116960), (4, 18058480), (5, 14446784), (8, 9029240), (10, 7223392), (11, 6566720), (16, 4514620), (20, 3611696), (22, 3283360), (32, 2257310), (40, 1805848), (44, 1641680), (55, 1313344), (64, 1128655), (80, 902924), (88, 820840), (110, 656672), (160, 451462), (176, 410420), (220, 328336), (320, 225731), (352, 205210), (440, 164168), (704, 102605), (880, 82084), (1760, 41042), (3520, 20521)]