68620890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{701}}^1$

素因数の和:975

約数の個数: 64

約数和(自身を含む): 178319232

約数和(自身を除く): 109698342

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 251, 390, 502, 701, 753, 1255, 1402, 1506, 2103, 2510, 3263, 3505, 3765, 4206, 6526, 7010, 7530, 9113, 9789, 10515, 16315, 18226, 19578, 21030, 27339, 32630, 45565, 48945, 54678, 91130, 97890, 136695, 175951, 273390, 351902, 527853, 879755, 1055706, 1759510, 2287363, 2639265, 4574726, 5278530, 6862089, 11436815, 13724178, 22873630, 34310445, 68620890]

約数ペア:

[(1, 68620890), (2, 34310445), (3, 22873630), (5, 13724178), (6, 11436815), (10, 6862089), (13, 5278530), (15, 4574726), (26, 2639265), (30, 2287363), (39, 1759510), (65, 1055706), (78, 879755), (130, 527853), (195, 351902), (251, 273390), (390, 175951), (502, 136695), (701, 97890), (753, 91130), (1255, 54678), (1402, 48945), (1506, 45565), (2103, 32630), (2510, 27339), (3263, 21030), (3505, 19578), (3765, 18226), (4206, 16315), (6526, 10515), (7010, 9789), (7530, 9113)]