64394528

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2999}}^1$

素因数の和:3081

約数の個数: 48

約数和(自身を含む): 140616000

約数和(自身を除く): 76221472

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 88, 122, 176, 244, 352, 488, 671, 976, 1342, 1952, 2684, 2999, 5368, 5998, 10736, 11996, 21472, 23992, 32989, 47984, 65978, 95968, 131956, 182939, 263912, 365878, 527824, 731756, 1055648, 1463512, 2012329, 2927024, 4024658, 5854048, 8049316, 16098632, 32197264, 64394528]

約数ペア:

[(1, 64394528), (2, 32197264), (4, 16098632), (8, 8049316), (11, 5854048), (16, 4024658), (22, 2927024), (32, 2012329), (44, 1463512), (61, 1055648), (88, 731756), (122, 527824), (176, 365878), (244, 263912), (352, 182939), (488, 131956), (671, 95968), (976, 65978), (1342, 47984), (1952, 32989), (2684, 23992), (2999, 21472), (5368, 11996), (5998, 10736)]