66071320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2843}}^1$

素因数の和:2944

約数の個数: 64

約数和(自身を含む): 172005120

約数和(自身を除く): 105933800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 830, 1162, 1660, 2324, 2843, 2905, 3320, 4648, 5686, 5810, 11372, 11620, 14215, 19901, 22744, 23240, 28430, 39802, 56860, 79604, 99505, 113720, 159208, 199010, 235969, 398020, 471938, 796040, 943876, 1179845, 1651783, 1887752, 2359690, 3303566, 4719380, 6607132, 8258915, 9438760, 13214264, 16517830, 33035660, 66071320]

約数ペア:

[(1, 66071320), (2, 33035660), (4, 16517830), (5, 13214264), (7, 9438760), (8, 8258915), (10, 6607132), (14, 4719380), (20, 3303566), (28, 2359690), (35, 1887752), (40, 1651783), (56, 1179845), (70, 943876), (83, 796040), (140, 471938), (166, 398020), (280, 235969), (332, 199010), (415, 159208), (581, 113720), (664, 99505), (830, 79604), (1162, 56860), (1660, 39802), (2324, 28430), (2843, 23240), (2905, 22744), (3320, 19901), (4648, 14215), (5686, 11620), (5810, 11372)]