161085050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1777}}^1$

素因数の和:1840

約数の個数: 72

約数和(自身を含む): 358156764

約数和(自身を除く): 197071714

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 49, 50, 70, 74, 98, 175, 185, 245, 259, 350, 370, 490, 518, 925, 1225, 1295, 1777, 1813, 1850, 2450, 2590, 3554, 3626, 6475, 8885, 9065, 12439, 12950, 17770, 18130, 24878, 44425, 45325, 62195, 65749, 87073, 88850, 90650, 124390, 131498, 174146, 310975, 328745, 435365, 460243, 621950, 657490, 870730, 920486, 1643725, 2176825, 2301215, 3221701, 3287450, 4353650, 4602430, 6443402, 11506075, 16108505, 23012150, 32217010, 80542525, 161085050]

約数ペア:

[(1, 161085050), (2, 80542525), (5, 32217010), (7, 23012150), (10, 16108505), (14, 11506075), (25, 6443402), (35, 4602430), (37, 4353650), (49, 3287450), (50, 3221701), (70, 2301215), (74, 2176825), (98, 1643725), (175, 920486), (185, 870730), (245, 657490), (259, 621950), (350, 460243), (370, 435365), (490, 328745), (518, 310975), (925, 174146), (1225, 131498), (1295, 124390), (1777, 90650), (1813, 88850), (1850, 87073), (2450, 65749), (2590, 62195), (3554, 45325), (3626, 44425), (6475, 24878), (8885, 18130), (9065, 17770), (12439, 12950)]