642895424

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{3271}}^1$

素因数の和:3403

約数の個数: 56

約数和(自身を含む): 1326416448

約数和(自身を除く): 683521024

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 83, 148, 166, 296, 332, 592, 664, 1184, 1328, 2368, 2656, 3071, 3271, 5312, 6142, 6542, 12284, 13084, 24568, 26168, 49136, 52336, 98272, 104672, 121027, 196544, 209344, 242054, 271493, 484108, 542986, 968216, 1085972, 1936432, 2171944, 3872864, 4343888, 7745728, 8687776, 10045241, 17375552, 20090482, 40180964, 80361928, 160723856, 321447712, 642895424]

約数ペア:

[(1, 642895424), (2, 321447712), (4, 160723856), (8, 80361928), (16, 40180964), (32, 20090482), (37, 17375552), (64, 10045241), (74, 8687776), (83, 7745728), (148, 4343888), (166, 3872864), (296, 2171944), (332, 1936432), (592, 1085972), (664, 968216), (1184, 542986), (1328, 484108), (2368, 271493), (2656, 242054), (3071, 209344), (3271, 196544), (5312, 121027), (6142, 104672), (6542, 98272), (12284, 52336), (13084, 49136), (24568, 26168)]