7130740090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1\times {\mathrm{2003}}^1$

素因数の和:2527

約数の個数: 64

約数和(自身を含む): 13877619840

約数和(自身を除く): 6746879750

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 457, 779, 914, 1558, 2003, 2285, 3895, 4006, 4570, 7790, 8683, 10015, 17366, 18737, 20030, 37474, 38057, 43415, 76114, 82123, 86830, 93685, 164246, 187370, 190285, 356003, 380570, 410615, 712006, 821230, 915371, 1560337, 1780015, 1830742, 3120674, 3560030, 4576855, 7801685, 9153710, 15603370, 17392049, 34784098, 37530211, 75060422, 86960245, 173920490, 187651055, 375302110, 713074009, 1426148018, 3565370045, 7130740090]

約数ペア:

[(1, 7130740090), (2, 3565370045), (5, 1426148018), (10, 713074009), (19, 375302110), (38, 187651055), (41, 173920490), (82, 86960245), (95, 75060422), (190, 37530211), (205, 34784098), (410, 17392049), (457, 15603370), (779, 9153710), (914, 7801685), (1558, 4576855), (2003, 3560030), (2285, 3120674), (3895, 1830742), (4006, 1780015), (4570, 1560337), (7790, 915371), (8683, 821230), (10015, 712006), (17366, 410615), (18737, 380570), (20030, 356003), (37474, 190285), (38057, 187370), (43415, 164246), (76114, 93685), (82123, 86830)]