72111520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{937}}^1$

素因数の和:1002

約数の個数: 96

約数和(自身を含む): 188628048

約数和(自身を除く): 116516528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 65, 74, 80, 104, 130, 148, 160, 185, 208, 260, 296, 370, 416, 481, 520, 592, 740, 937, 962, 1040, 1184, 1480, 1874, 1924, 2080, 2405, 2960, 3748, 3848, 4685, 4810, 5920, 7496, 7696, 9370, 9620, 12181, 14992, 15392, 18740, 19240, 24362, 29984, 34669, 37480, 38480, 48724, 60905, 69338, 74960, 76960, 97448, 121810, 138676, 149920, 173345, 194896, 243620, 277352, 346690, 389792, 450697, 487240, 554704, 693380, 901394, 974480, 1109408, 1386760, 1802788, 1948960, 2253485, 2773520, 3605576, 4506970, 5547040, 7211152, 9013940, 14422304, 18027880, 36055760, 72111520]

約数ペア:

[(1, 72111520), (2, 36055760), (4, 18027880), (5, 14422304), (8, 9013940), (10, 7211152), (13, 5547040), (16, 4506970), (20, 3605576), (26, 2773520), (32, 2253485), (37, 1948960), (40, 1802788), (52, 1386760), (65, 1109408), (74, 974480), (80, 901394), (104, 693380), (130, 554704), (148, 487240), (160, 450697), (185, 389792), (208, 346690), (260, 277352), (296, 243620), (370, 194896), (416, 173345), (481, 149920), (520, 138676), (592, 121810), (740, 97448), (937, 76960), (962, 74960), (1040, 69338), (1184, 60905), (1480, 48724), (1874, 38480), (1924, 37480), (2080, 34669), (2405, 29984), (2960, 24362), (3748, 19240), (3848, 18740), (4685, 15392), (4810, 14992), (5920, 12181), (7496, 9620), (7696, 9370)]