55531528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 119448000

約数和(自身を除く): 63916472

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 157, 179, 247, 314, 358, 494, 628, 716, 988, 1256, 1432, 1976, 2041, 2327, 2983, 3401, 4082, 4654, 5966, 6802, 8164, 9308, 11932, 13604, 16328, 18616, 23864, 27208, 28103, 38779, 44213, 56206, 77558, 88426, 112412, 155116, 176852, 224824, 310232, 353704, 365339, 533957, 730678, 1067914, 1461356, 2135828, 2922712, 4271656, 6941441, 13882882, 27765764, 55531528]

約数ペア:

[(1, 55531528), (2, 27765764), (4, 13882882), (8, 6941441), (13, 4271656), (19, 2922712), (26, 2135828), (38, 1461356), (52, 1067914), (76, 730678), (104, 533957), (152, 365339), (157, 353704), (179, 310232), (247, 224824), (314, 176852), (358, 155116), (494, 112412), (628, 88426), (716, 77558), (988, 56206), (1256, 44213), (1432, 38779), (1976, 28103), (2041, 27208), (2327, 23864), (2983, 18616), (3401, 16328), (4082, 13604), (4654, 11932), (5966, 9308), (6802, 8164)]