28931539136

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{355669}}^1$

素因数の和:355753

約数の個数: 56

約数和(自身を含む): 60708600960

約数和(自身を除く): 31777061824

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 164, 248, 328, 496, 656, 992, 1271, 1312, 1984, 2542, 2624, 5084, 10168, 20336, 40672, 81344, 355669, 711338, 1422676, 2845352, 5690704, 11025739, 11381408, 14582429, 22051478, 22762816, 29164858, 44102956, 58329716, 88205912, 116659432, 176411824, 233318864, 352823648, 452055299, 466637728, 705647296, 904110598, 933275456, 1808221196, 3616442392, 7232884784, 14465769568, 28931539136]

約数ペア:

[(1, 28931539136), (2, 14465769568), (4, 7232884784), (8, 3616442392), (16, 1808221196), (31, 933275456), (32, 904110598), (41, 705647296), (62, 466637728), (64, 452055299), (82, 352823648), (124, 233318864), (164, 176411824), (248, 116659432), (328, 88205912), (496, 58329716), (656, 44102956), (992, 29164858), (1271, 22762816), (1312, 22051478), (1984, 14582429), (2542, 11381408), (2624, 11025739), (5084, 5690704), (10168, 2845352), (20336, 1422676), (40672, 711338), (81344, 355669)]