83468980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2063}}^1$

素因数の和:2113

約数の個数: 72

約数和(自身を含む): 212905728

約数和(自身を除く): 129436748

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 289, 340, 476, 578, 595, 1156, 1190, 1445, 2023, 2063, 2380, 2890, 4046, 4126, 5780, 8092, 8252, 10115, 10315, 14441, 20230, 20630, 28882, 35071, 40460, 41260, 57764, 70142, 72205, 140284, 144410, 175355, 245497, 288820, 350710, 490994, 596207, 701420, 981988, 1192414, 1227485, 2384828, 2454970, 2981035, 4173449, 4909940, 5962070, 8346898, 11924140, 16693796, 20867245, 41734490, 83468980]

約数ペア:

[(1, 83468980), (2, 41734490), (4, 20867245), (5, 16693796), (7, 11924140), (10, 8346898), (14, 5962070), (17, 4909940), (20, 4173449), (28, 2981035), (34, 2454970), (35, 2384828), (68, 1227485), (70, 1192414), (85, 981988), (119, 701420), (140, 596207), (170, 490994), (238, 350710), (289, 288820), (340, 245497), (476, 175355), (578, 144410), (595, 140284), (1156, 72205), (1190, 70142), (1445, 57764), (2023, 41260), (2063, 40460), (2380, 35071), (2890, 28882), (4046, 20630), (4126, 20230), (5780, 14441), (8092, 10315), (8252, 10115)]