15661637680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{792593}}^1$

素因数の和:792638

約数の個数: 80

約数和(自身を含む): 41278295520

約数和(自身を除く): 25616657840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 19760, 792593, 1585186, 3170372, 3962965, 6340744, 7925930, 10303709, 12681488, 15059267, 15851860, 20607418, 30118534, 31703720, 41214836, 51518545, 60237068, 63407440, 75296335, 82429672, 103037090, 120474136, 150592670, 164859344, 195770471, 206074180, 240948272, 301185340, 391540942, 412148360, 602370680, 783081884, 824296720, 978852355, 1204741360, 1566163768, 1957704710, 3132327536, 3915409420, 7830818840, 15661637680]

約数ペア:

[(1, 15661637680), (2, 7830818840), (4, 3915409420), (5, 3132327536), (8, 1957704710), (10, 1566163768), (13, 1204741360), (16, 978852355), (19, 824296720), (20, 783081884), (26, 602370680), (38, 412148360), (40, 391540942), (52, 301185340), (65, 240948272), (76, 206074180), (80, 195770471), (95, 164859344), (104, 150592670), (130, 120474136), (152, 103037090), (190, 82429672), (208, 75296335), (247, 63407440), (260, 60237068), (304, 51518545), (380, 41214836), (494, 31703720), (520, 30118534), (760, 20607418), (988, 15851860), (1040, 15059267), (1235, 12681488), (1520, 10303709), (1976, 7925930), (2470, 6340744), (3952, 3962965), (4940, 3170372), (9880, 1585186), (19760, 792593)]