998156950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{7687}}^1$

素因数の和:7766

約数の個数: 72

約数和(自身を含む): 2200720752

約数和(自身を除く): 1202563802

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 53, 70, 98, 106, 175, 245, 265, 350, 371, 490, 530, 742, 1225, 1325, 1855, 2450, 2597, 2650, 3710, 5194, 7687, 9275, 12985, 15374, 18550, 25970, 38435, 53809, 64925, 76870, 107618, 129850, 192175, 269045, 376663, 384350, 407411, 538090, 753326, 814822, 1345225, 1883315, 2037055, 2690450, 2851877, 3766630, 4074110, 5703754, 9416575, 10185275, 14259385, 18833150, 19963139, 20370550, 28518770, 39926278, 71296925, 99815695, 142593850, 199631390, 499078475, 998156950]

約数ペア:

[(1, 998156950), (2, 499078475), (5, 199631390), (7, 142593850), (10, 99815695), (14, 71296925), (25, 39926278), (35, 28518770), (49, 20370550), (50, 19963139), (53, 18833150), (70, 14259385), (98, 10185275), (106, 9416575), (175, 5703754), (245, 4074110), (265, 3766630), (350, 2851877), (371, 2690450), (490, 2037055), (530, 1883315), (742, 1345225), (1225, 814822), (1325, 753326), (1855, 538090), (2450, 407411), (2597, 384350), (2650, 376663), (3710, 269045), (5194, 192175), (7687, 129850), (9275, 107618), (12985, 76870), (15374, 64925), (18550, 53809), (25970, 38435)]