1991569510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{6551}}^1$

素因数の和:6709

約数の個数: 64

約数和(自身を含む): 4234374144

約数和(自身を除く): 2242804634

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 101, 202, 215, 301, 430, 505, 602, 707, 1010, 1414, 1505, 3010, 3535, 4343, 6551, 7070, 8686, 13102, 21715, 30401, 32755, 43430, 45857, 60802, 65510, 91714, 152005, 229285, 281693, 304010, 458570, 563386, 661651, 1323302, 1408465, 1971851, 2816930, 3308255, 3943702, 4631557, 6616510, 9263114, 9859255, 19718510, 23157785, 28450993, 46315570, 56901986, 142254965, 199156951, 284509930, 398313902, 995784755, 1991569510]

約数ペア:

[(1, 1991569510), (2, 995784755), (5, 398313902), (7, 284509930), (10, 199156951), (14, 142254965), (35, 56901986), (43, 46315570), (70, 28450993), (86, 23157785), (101, 19718510), (202, 9859255), (215, 9263114), (301, 6616510), (430, 4631557), (505, 3943702), (602, 3308255), (707, 2816930), (1010, 1971851), (1414, 1408465), (1505, 1323302), (3010, 661651), (3535, 563386), (4343, 458570), (6551, 304010), (7070, 281693), (8686, 229285), (13102, 152005), (21715, 91714), (30401, 65510), (32755, 60802), (43430, 45857)]