87734860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{457}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 191590560

約数和(自身を除く): 103855700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 331, 457, 580, 662, 914, 1324, 1655, 1828, 2285, 3310, 4570, 6620, 9140, 9599, 13253, 19198, 26506, 38396, 47995, 53012, 66265, 95990, 132530, 151267, 191980, 265060, 302534, 605068, 756335, 1512670, 3025340, 4386743, 8773486, 17546972, 21933715, 43867430, 87734860]

約数ペア:

[(1, 87734860), (2, 43867430), (4, 21933715), (5, 17546972), (10, 8773486), (20, 4386743), (29, 3025340), (58, 1512670), (116, 756335), (145, 605068), (290, 302534), (331, 265060), (457, 191980), (580, 151267), (662, 132530), (914, 95990), (1324, 66265), (1655, 53012), (1828, 47995), (2285, 38396), (3310, 26506), (4570, 19198), (6620, 13253), (9140, 9599)]