74138912

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1999}}^1$

素因数の和:2089

約数の個数: 48

約数和(自身を含む): 156240000

約数和(自身を除く): 82101088

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 76, 122, 152, 244, 304, 488, 608, 976, 1159, 1952, 1999, 2318, 3998, 4636, 7996, 9272, 15992, 18544, 31984, 37088, 37981, 63968, 75962, 121939, 151924, 243878, 303848, 487756, 607696, 975512, 1215392, 1951024, 2316841, 3902048, 4633682, 9267364, 18534728, 37069456, 74138912]

約数ペア:

[(1, 74138912), (2, 37069456), (4, 18534728), (8, 9267364), (16, 4633682), (19, 3902048), (32, 2316841), (38, 1951024), (61, 1215392), (76, 975512), (122, 607696), (152, 487756), (244, 303848), (304, 243878), (488, 151924), (608, 121939), (976, 75962), (1159, 63968), (1952, 37981), (1999, 37088), (2318, 31984), (3998, 18544), (4636, 15992), (7996, 9272)]