71725052

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 147248640

約数和(自身を除く): 75523588

約数列:

[1, 2, 4, 7, 14, 28, 71, 109, 142, 218, 284, 331, 436, 497, 662, 763, 994, 1324, 1526, 1988, 2317, 3052, 4634, 7739, 9268, 15478, 23501, 30956, 36079, 47002, 54173, 72158, 94004, 108346, 144316, 164507, 216692, 252553, 329014, 505106, 658028, 1010212, 2561609, 5123218, 10246436, 17931263, 35862526, 71725052]

約数ペア:

[(1, 71725052), (2, 35862526), (4, 17931263), (7, 10246436), (14, 5123218), (28, 2561609), (71, 1010212), (109, 658028), (142, 505106), (218, 329014), (284, 252553), (331, 216692), (436, 164507), (497, 144316), (662, 108346), (763, 94004), (994, 72158), (1324, 54173), (1526, 47002), (1988, 36079), (2317, 30956), (3052, 23501), (4634, 15478), (7739, 9268)]