57109520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:732

約数の個数: 80

約数和(自身を含む): 144834480

約数和(自身を除く): 87724960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 89, 104, 130, 178, 208, 260, 356, 445, 520, 617, 712, 890, 1040, 1157, 1234, 1424, 1780, 2314, 2468, 3085, 3560, 4628, 4936, 5785, 6170, 7120, 8021, 9256, 9872, 11570, 12340, 16042, 18512, 23140, 24680, 32084, 40105, 46280, 49360, 54913, 64168, 80210, 92560, 109826, 128336, 160420, 219652, 274565, 320840, 439304, 549130, 641680, 713869, 878608, 1098260, 1427738, 2196520, 2855476, 3569345, 4393040, 5710952, 7138690, 11421904, 14277380, 28554760, 57109520]

約数ペア:

[(1, 57109520), (2, 28554760), (4, 14277380), (5, 11421904), (8, 7138690), (10, 5710952), (13, 4393040), (16, 3569345), (20, 2855476), (26, 2196520), (40, 1427738), (52, 1098260), (65, 878608), (80, 713869), (89, 641680), (104, 549130), (130, 439304), (178, 320840), (208, 274565), (260, 219652), (356, 160420), (445, 128336), (520, 109826), (617, 92560), (712, 80210), (890, 64168), (1040, 54913), (1157, 49360), (1234, 46280), (1424, 40105), (1780, 32084), (2314, 24680), (2468, 23140), (3085, 18512), (3560, 16042), (4628, 12340), (4936, 11570), (5785, 9872), (6170, 9256), (7120, 8021)]