129516920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13109}}^1$

素因数の和:13152

約数の個数: 64

約数和(自身を含む): 330372000

約数和(自身を除く): 200855080

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 13109, 26218, 52436, 65545, 104872, 131090, 170417, 249071, 262180, 340834, 498142, 524360, 681668, 852085, 996284, 1245355, 1363336, 1704170, 1992568, 2490710, 3237923, 3408340, 4981420, 6475846, 6816680, 9962840, 12951692, 16189615, 25903384, 32379230, 64758460, 129516920]

約数ペア:

[(1, 129516920), (2, 64758460), (4, 32379230), (5, 25903384), (8, 16189615), (10, 12951692), (13, 9962840), (19, 6816680), (20, 6475846), (26, 4981420), (38, 3408340), (40, 3237923), (52, 2490710), (65, 1992568), (76, 1704170), (95, 1363336), (104, 1245355), (130, 996284), (152, 852085), (190, 681668), (247, 524360), (260, 498142), (380, 340834), (494, 262180), (520, 249071), (760, 170417), (988, 131090), (1235, 104872), (1976, 65545), (2470, 52436), (4940, 26218), (9880, 13109)]