85289988

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1987}}^1$

素因数の和:2081

約数の個数: 72

約数和(自身を含む): 234790752

約数和(自身を除く): 149500764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 73, 84, 98, 146, 147, 196, 219, 292, 294, 438, 511, 588, 876, 1022, 1533, 1987, 2044, 3066, 3577, 3974, 5961, 6132, 7154, 7948, 10731, 11922, 13909, 14308, 21462, 23844, 27818, 41727, 42924, 55636, 83454, 97363, 145051, 166908, 194726, 290102, 292089, 389452, 435153, 580204, 584178, 870306, 1015357, 1168356, 1740612, 2030714, 3046071, 4061428, 6092142, 7107499, 12184284, 14214998, 21322497, 28429996, 42644994, 85289988]

約数ペア:

[(1, 85289988), (2, 42644994), (3, 28429996), (4, 21322497), (6, 14214998), (7, 12184284), (12, 7107499), (14, 6092142), (21, 4061428), (28, 3046071), (42, 2030714), (49, 1740612), (73, 1168356), (84, 1015357), (98, 870306), (146, 584178), (147, 580204), (196, 435153), (219, 389452), (292, 292089), (294, 290102), (438, 194726), (511, 166908), (588, 145051), (876, 97363), (1022, 83454), (1533, 55636), (1987, 42924), (2044, 41727), (3066, 27818), (3577, 23844), (3974, 21462), (5961, 14308), (6132, 13909), (7154, 11922), (7948, 10731)]