7867600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 120

約数和(自身を含む): 21795480

約数和(自身を除く): 13927880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 80, 85, 89, 100, 104, 130, 136, 170, 178, 200, 208, 221, 260, 272, 325, 340, 356, 400, 425, 442, 445, 520, 650, 680, 712, 850, 884, 890, 1040, 1105, 1157, 1300, 1360, 1424, 1513, 1700, 1768, 1780, 2210, 2225, 2314, 2600, 3026, 3400, 3536, 3560, 4420, 4450, 4628, 5200, 5525, 5785, 6052, 6800, 7120, 7565, 8840, 8900, 9256, 11050, 11570, 12104, 15130, 17680, 17800, 18512, 19669, 22100, 23140, 24208, 28925, 30260, 35600, 37825, 39338, 44200, 46280, 57850, 60520, 75650, 78676, 88400, 92560, 98345, 115700, 121040, 151300, 157352, 196690, 231400, 302600, 314704, 393380, 462800, 491725, 605200, 786760, 983450, 1573520, 1966900, 3933800, 7867600]

約数ペア:

[(1, 7867600), (2, 3933800), (4, 1966900), (5, 1573520), (8, 983450), (10, 786760), (13, 605200), (16, 491725), (17, 462800), (20, 393380), (25, 314704), (26, 302600), (34, 231400), (40, 196690), (50, 157352), (52, 151300), (65, 121040), (68, 115700), (80, 98345), (85, 92560), (89, 88400), (100, 78676), (104, 75650), (130, 60520), (136, 57850), (170, 46280), (178, 44200), (200, 39338), (208, 37825), (221, 35600), (260, 30260), (272, 28925), (325, 24208), (340, 23140), (356, 22100), (400, 19669), (425, 18512), (442, 17800), (445, 17680), (520, 15130), (650, 12104), (680, 11570), (712, 11050), (850, 9256), (884, 8900), (890, 8840), (1040, 7565), (1105, 7120), (1157, 6800), (1300, 6052), (1360, 5785), (1424, 5525), (1513, 5200), (1700, 4628), (1768, 4450), (1780, 4420), (2210, 3560), (2225, 3536), (2314, 3400), (2600, 3026)]