8838640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 22311072

約数和(自身を除く): 13472432

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 67, 68, 80, 85, 97, 134, 136, 170, 194, 268, 272, 335, 340, 388, 485, 536, 670, 680, 776, 970, 1072, 1139, 1340, 1360, 1552, 1649, 1940, 2278, 2680, 3298, 3880, 4556, 5360, 5695, 6499, 6596, 7760, 8245, 9112, 11390, 12998, 13192, 16490, 18224, 22780, 25996, 26384, 32495, 32980, 45560, 51992, 64990, 65960, 91120, 103984, 110483, 129980, 131920, 220966, 259960, 441932, 519920, 552415, 883864, 1104830, 1767728, 2209660, 4419320, 8838640]

約数ペア:

[(1, 8838640), (2, 4419320), (4, 2209660), (5, 1767728), (8, 1104830), (10, 883864), (16, 552415), (17, 519920), (20, 441932), (34, 259960), (40, 220966), (67, 131920), (68, 129980), (80, 110483), (85, 103984), (97, 91120), (134, 65960), (136, 64990), (170, 51992), (194, 45560), (268, 32980), (272, 32495), (335, 26384), (340, 25996), (388, 22780), (485, 18224), (536, 16490), (670, 13192), (680, 12998), (776, 11390), (970, 9112), (1072, 8245), (1139, 7760), (1340, 6596), (1360, 6499), (1552, 5695), (1649, 5360), (1940, 4556), (2278, 3880), (2680, 3298)]