130580080

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^2\times {\mathrm{971}}^1$

素因数の和:1066

約数の個数: 60

約数和(自身を含む): 311504616

約数和(自身を除く): 180924536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 971, 1640, 1681, 1942, 3280, 3362, 3884, 4855, 6724, 7768, 8405, 9710, 13448, 15536, 16810, 19420, 26896, 33620, 38840, 39811, 67240, 77680, 79622, 134480, 159244, 199055, 318488, 398110, 636976, 796220, 1592440, 1632251, 3184880, 3264502, 6529004, 8161255, 13058008, 16322510, 26116016, 32645020, 65290040, 130580080]

約数ペア:

[(1, 130580080), (2, 65290040), (4, 32645020), (5, 26116016), (8, 16322510), (10, 13058008), (16, 8161255), (20, 6529004), (40, 3264502), (41, 3184880), (80, 1632251), (82, 1592440), (164, 796220), (205, 636976), (328, 398110), (410, 318488), (656, 199055), (820, 159244), (971, 134480), (1640, 79622), (1681, 77680), (1942, 67240), (3280, 39811), (3362, 38840), (3884, 33620), (4855, 26896), (6724, 19420), (7768, 16810), (8405, 15536), (9710, 13448)]