528022760

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1787}}^1$

素因数の和:1970

約数の個数: 64

約数和(自身を含む): 1216555200

約数和(自身を除く): 688532440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 89, 166, 178, 332, 356, 415, 445, 664, 712, 830, 890, 1660, 1780, 1787, 3320, 3560, 3574, 7148, 7387, 8935, 14296, 14774, 17870, 29548, 35740, 36935, 59096, 71480, 73870, 147740, 148321, 159043, 295480, 296642, 318086, 593284, 636172, 741605, 795215, 1186568, 1272344, 1483210, 1590430, 2966420, 3180860, 5932840, 6361720, 13200569, 26401138, 52802276, 66002845, 105604552, 132005690, 264011380, 528022760]

約数ペア:

[(1, 528022760), (2, 264011380), (4, 132005690), (5, 105604552), (8, 66002845), (10, 52802276), (20, 26401138), (40, 13200569), (83, 6361720), (89, 5932840), (166, 3180860), (178, 2966420), (332, 1590430), (356, 1483210), (415, 1272344), (445, 1186568), (664, 795215), (712, 741605), (830, 636172), (890, 593284), (1660, 318086), (1780, 296642), (1787, 295480), (3320, 159043), (3560, 148321), (3574, 147740), (7148, 73870), (7387, 71480), (8935, 59096), (14296, 36935), (14774, 35740), (17870, 29548)]