80183792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{991}}^1$

素因数の和:1401

約数の個数: 40

約数和(自身を含む): 167905920

約数和(自身を除く): 87722128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 389, 778, 991, 1556, 1982, 3112, 3964, 5057, 6224, 7928, 10114, 12883, 15856, 20228, 25766, 40456, 51532, 80912, 103064, 206128, 385499, 770998, 1541996, 3083992, 5011487, 6167984, 10022974, 20045948, 40091896, 80183792]

約数ペア:

[(1, 80183792), (2, 40091896), (4, 20045948), (8, 10022974), (13, 6167984), (16, 5011487), (26, 3083992), (52, 1541996), (104, 770998), (208, 385499), (389, 206128), (778, 103064), (991, 80912), (1556, 51532), (1982, 40456), (3112, 25766), (3964, 20228), (5057, 15856), (6224, 12883), (7928, 10114)]