157788016

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{18713}}^1$

素因数の和:18769

約数の個数: 40

約数和(自身を含む): 334157184

約数和(自身を除く): 176369168

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 18713, 37426, 74852, 149704, 299408, 318121, 580103, 636242, 1160206, 1272484, 2320412, 2544968, 4640824, 5089936, 9281648, 9861751, 19723502, 39447004, 78894008, 157788016]

約数ペア:

[(1, 157788016), (2, 78894008), (4, 39447004), (8, 19723502), (16, 9861751), (17, 9281648), (31, 5089936), (34, 4640824), (62, 2544968), (68, 2320412), (124, 1272484), (136, 1160206), (248, 636242), (272, 580103), (496, 318121), (527, 299408), (1054, 149704), (2108, 74852), (4216, 37426), (8432, 18713)]