100498840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1231}}^1$

素因数の和:1412

約数の個数: 64

約数和(自身を含む): 245266560

約数和(自身を除く): 144767720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 520, 628, 785, 1231, 1256, 1570, 2041, 2462, 3140, 4082, 4924, 6155, 6280, 8164, 9848, 10205, 12310, 16003, 16328, 20410, 24620, 32006, 40820, 49240, 64012, 80015, 81640, 128024, 160030, 193267, 320060, 386534, 640120, 773068, 966335, 1546136, 1932670, 2512471, 3865340, 5024942, 7730680, 10049884, 12562355, 20099768, 25124710, 50249420, 100498840]

約数ペア:

[(1, 100498840), (2, 50249420), (4, 25124710), (5, 20099768), (8, 12562355), (10, 10049884), (13, 7730680), (20, 5024942), (26, 3865340), (40, 2512471), (52, 1932670), (65, 1546136), (104, 966335), (130, 773068), (157, 640120), (260, 386534), (314, 320060), (520, 193267), (628, 160030), (785, 128024), (1231, 81640), (1256, 80015), (1570, 64012), (2041, 49240), (2462, 40820), (3140, 32006), (4082, 24620), (4924, 20410), (6155, 16328), (6280, 16003), (8164, 12310), (9848, 10205)]