61818890

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 132192000

約数和(自身を除く): 70373110

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 67, 70, 98, 134, 245, 269, 335, 343, 469, 490, 538, 670, 686, 938, 1345, 1715, 1883, 2345, 2690, 3283, 3430, 3766, 4690, 6566, 9415, 13181, 16415, 18023, 18830, 22981, 26362, 32830, 36046, 45962, 65905, 90115, 92267, 114905, 126161, 131810, 180230, 184534, 229810, 252322, 461335, 630805, 883127, 922670, 1261610, 1766254, 4415635, 6181889, 8831270, 12363778, 30909445, 61818890]

約数ペア:

[(1, 61818890), (2, 30909445), (5, 12363778), (7, 8831270), (10, 6181889), (14, 4415635), (35, 1766254), (49, 1261610), (67, 922670), (70, 883127), (98, 630805), (134, 461335), (245, 252322), (269, 229810), (335, 184534), (343, 180230), (469, 131810), (490, 126161), (538, 114905), (670, 92267), (686, 90115), (938, 65905), (1345, 45962), (1715, 36046), (1883, 32830), (2345, 26362), (2690, 22981), (3283, 18830), (3430, 18023), (3766, 16415), (4690, 13181), (6566, 9415)]