26569640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{953}}^1$

素因数の和:1022

約数の個数: 64

約数和(自身を含む): 64910160

約数和(自身を除く): 38340520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 953, 1394, 1640, 1906, 2788, 3485, 3812, 4765, 5576, 6970, 7624, 9530, 13940, 16201, 19060, 27880, 32402, 38120, 39073, 64804, 78146, 81005, 129608, 156292, 162010, 195365, 312584, 324020, 390730, 648040, 664241, 781460, 1328482, 1562920, 2656964, 3321205, 5313928, 6642410, 13284820, 26569640]

約数ペア:

[(1, 26569640), (2, 13284820), (4, 6642410), (5, 5313928), (8, 3321205), (10, 2656964), (17, 1562920), (20, 1328482), (34, 781460), (40, 664241), (41, 648040), (68, 390730), (82, 324020), (85, 312584), (136, 195365), (164, 162010), (170, 156292), (205, 129608), (328, 81005), (340, 78146), (410, 64804), (680, 39073), (697, 38120), (820, 32402), (953, 27880), (1394, 19060), (1640, 16201), (1906, 13940), (2788, 9530), (3485, 7624), (3812, 6970), (4765, 5576)]