557720450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{233}}^1\times {\mathrm{977}}^1$

素因数の和:1236

約数の個数: 72

約数和(自身を含む): 1213144452

約数和(自身を除く): 655424002

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 233, 245, 350, 466, 490, 977, 1165, 1225, 1631, 1954, 2330, 2450, 3262, 4885, 5825, 6839, 8155, 9770, 11417, 11650, 13678, 16310, 22834, 24425, 34195, 40775, 47873, 48850, 57085, 68390, 81550, 95746, 114170, 170975, 227641, 239365, 285425, 341950, 455282, 478730, 570850, 1138205, 1196825, 1593487, 2276410, 2393650, 3186974, 5691025, 7967435, 11154409, 11382050, 15934870, 22308818, 39837175, 55772045, 79674350, 111544090, 278860225, 557720450]

約数ペア:

[(1, 557720450), (2, 278860225), (5, 111544090), (7, 79674350), (10, 55772045), (14, 39837175), (25, 22308818), (35, 15934870), (49, 11382050), (50, 11154409), (70, 7967435), (98, 5691025), (175, 3186974), (233, 2393650), (245, 2276410), (350, 1593487), (466, 1196825), (490, 1138205), (977, 570850), (1165, 478730), (1225, 455282), (1631, 341950), (1954, 285425), (2330, 239365), (2450, 227641), (3262, 170975), (4885, 114170), (5825, 95746), (6839, 81550), (8155, 68390), (9770, 57085), (11417, 48850), (11650, 47873), (13678, 40775), (16310, 34195), (22834, 24425)]