69384980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{701}}^1$

素因数の和:825

約数の個数: 72

約数和(自身を含む): 171419976

約数和(自身を除く): 102034996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 101, 140, 196, 202, 245, 404, 490, 505, 701, 707, 980, 1010, 1402, 1414, 2020, 2804, 2828, 3505, 3535, 4907, 4949, 7010, 7070, 9814, 9898, 14020, 14140, 19628, 19796, 24535, 24745, 34349, 49070, 49490, 68698, 70801, 98140, 98980, 137396, 141602, 171745, 283204, 343490, 354005, 495607, 686980, 708010, 991214, 1416020, 1982428, 2478035, 3469249, 4956070, 6938498, 9912140, 13876996, 17346245, 34692490, 69384980]

約数ペア:

[(1, 69384980), (2, 34692490), (4, 17346245), (5, 13876996), (7, 9912140), (10, 6938498), (14, 4956070), (20, 3469249), (28, 2478035), (35, 1982428), (49, 1416020), (70, 991214), (98, 708010), (101, 686980), (140, 495607), (196, 354005), (202, 343490), (245, 283204), (404, 171745), (490, 141602), (505, 137396), (701, 98980), (707, 98140), (980, 70801), (1010, 68698), (1402, 49490), (1414, 49070), (2020, 34349), (2804, 24745), (2828, 24535), (3505, 19796), (3535, 19628), (4907, 14140), (4949, 14020), (7010, 9898), (7070, 9814)]