54973520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1103}}^1$

素因数の和:1212

約数の個数: 80

約数和(自身を含む): 147847680

約数和(自身を除く): 92874160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1103, 1246, 1424, 1780, 2206, 2492, 3115, 3560, 4412, 4984, 5515, 6230, 7120, 7721, 8824, 9968, 11030, 12460, 15442, 17648, 22060, 24920, 30884, 38605, 44120, 49840, 61768, 77210, 88240, 98167, 123536, 154420, 196334, 308840, 392668, 490835, 617680, 687169, 785336, 981670, 1374338, 1570672, 1963340, 2748676, 3435845, 3926680, 5497352, 6871690, 7853360, 10994704, 13743380, 27486760, 54973520]

約数ペア:

[(1, 54973520), (2, 27486760), (4, 13743380), (5, 10994704), (7, 7853360), (8, 6871690), (10, 5497352), (14, 3926680), (16, 3435845), (20, 2748676), (28, 1963340), (35, 1570672), (40, 1374338), (56, 981670), (70, 785336), (80, 687169), (89, 617680), (112, 490835), (140, 392668), (178, 308840), (280, 196334), (356, 154420), (445, 123536), (560, 98167), (623, 88240), (712, 77210), (890, 61768), (1103, 49840), (1246, 44120), (1424, 38605), (1780, 30884), (2206, 24920), (2492, 22060), (3115, 17648), (3560, 15442), (4412, 12460), (4984, 11030), (5515, 9968), (6230, 8824), (7120, 7721)]