53788040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 126846000

約数和(自身を除く): 73057960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 89, 116, 145, 178, 232, 290, 356, 445, 521, 580, 712, 890, 1042, 1160, 1780, 2084, 2581, 2605, 3560, 4168, 5162, 5210, 10324, 10420, 12905, 15109, 20648, 20840, 25810, 30218, 46369, 51620, 60436, 75545, 92738, 103240, 120872, 151090, 185476, 231845, 302180, 370952, 463690, 604360, 927380, 1344701, 1854760, 2689402, 5378804, 6723505, 10757608, 13447010, 26894020, 53788040]

約数ペア:

[(1, 53788040), (2, 26894020), (4, 13447010), (5, 10757608), (8, 6723505), (10, 5378804), (20, 2689402), (29, 1854760), (40, 1344701), (58, 927380), (89, 604360), (116, 463690), (145, 370952), (178, 302180), (232, 231845), (290, 185476), (356, 151090), (445, 120872), (521, 103240), (580, 92738), (712, 75545), (890, 60436), (1042, 51620), (1160, 46369), (1780, 30218), (2084, 25810), (2581, 20840), (2605, 20648), (3560, 15109), (4168, 12905), (5162, 10420), (5210, 10324)]