2100605600

素因数分解:

$2^5\times 5^2\times {\mathrm{313}}^1\times {\mathrm{8389}}^1$

素因数の和:8722

約数の個数: 72

約数和(自身を含む): 5145100380

約数和(自身を除く): 3044494780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 313, 400, 626, 800, 1252, 1565, 2504, 3130, 5008, 6260, 7825, 8389, 10016, 12520, 15650, 16778, 25040, 31300, 33556, 41945, 50080, 62600, 67112, 83890, 125200, 134224, 167780, 209725, 250400, 268448, 335560, 419450, 671120, 838900, 1342240, 1677800, 2625757, 3355600, 5251514, 6711200, 10503028, 13128785, 21006056, 26257570, 42012112, 52515140, 65643925, 84024224, 105030280, 131287850, 210060560, 262575700, 420121120, 525151400, 1050302800, 2100605600]

約数ペア:

[(1, 2100605600), (2, 1050302800), (4, 525151400), (5, 420121120), (8, 262575700), (10, 210060560), (16, 131287850), (20, 105030280), (25, 84024224), (32, 65643925), (40, 52515140), (50, 42012112), (80, 26257570), (100, 21006056), (160, 13128785), (200, 10503028), (313, 6711200), (400, 5251514), (626, 3355600), (800, 2625757), (1252, 1677800), (1565, 1342240), (2504, 838900), (3130, 671120), (5008, 419450), (6260, 335560), (7825, 268448), (8389, 250400), (10016, 209725), (12520, 167780), (15650, 134224), (16778, 125200), (25040, 83890), (31300, 67112), (33556, 62600), (41945, 50080)]