172724778860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1709131}}^1$

素因数の和:1709334

約数の個数: 48

約数和(自身を含む): 376720038912

約数和(自身を除く): 203995260052

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 163, 310, 326, 620, 652, 815, 1630, 3260, 5053, 10106, 20212, 25265, 50530, 101060, 1709131, 3418262, 6836524, 8545655, 17091310, 34182620, 52983061, 105966122, 211932244, 264915305, 278588353, 529830610, 557176706, 1059661220, 1114353412, 1392941765, 2785883530, 5571767060, 8636238943, 17272477886, 34544955772, 43181194715, 86362389430, 172724778860]

約数ペア:

[(1, 172724778860), (2, 86362389430), (4, 43181194715), (5, 34544955772), (10, 17272477886), (20, 8636238943), (31, 5571767060), (62, 2785883530), (124, 1392941765), (155, 1114353412), (163, 1059661220), (310, 557176706), (326, 529830610), (620, 278588353), (652, 264915305), (815, 211932244), (1630, 105966122), (3260, 52983061), (5053, 34182620), (10106, 17091310), (20212, 8545655), (25265, 6836524), (50530, 3418262), (101060, 1709131)]