68194880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^3\times {\mathrm{97}}^1$

素因数の和:153

約数の個数: 112

約数和(自身を含む): 177728880

約数和(自身を除く): 109534000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 97, 104, 130, 160, 169, 194, 208, 260, 320, 338, 388, 416, 485, 520, 676, 776, 832, 845, 970, 1040, 1261, 1352, 1552, 1690, 1940, 2080, 2197, 2522, 2704, 3104, 3380, 3880, 4160, 4394, 5044, 5408, 6208, 6305, 6760, 7760, 8788, 10088, 10816, 10985, 12610, 13520, 15520, 16393, 17576, 20176, 21970, 25220, 27040, 31040, 32786, 35152, 40352, 43940, 50440, 54080, 65572, 70304, 80704, 81965, 87880, 100880, 131144, 140608, 163930, 175760, 201760, 213109, 262288, 327860, 351520, 403520, 426218, 524576, 655720, 703040, 852436, 1049152, 1065545, 1311440, 1704872, 2131090, 2622880, 3409744, 4262180, 5245760, 6819488, 8524360, 13638976, 17048720, 34097440, 68194880]

約数ペア:

[(1, 68194880), (2, 34097440), (4, 17048720), (5, 13638976), (8, 8524360), (10, 6819488), (13, 5245760), (16, 4262180), (20, 3409744), (26, 2622880), (32, 2131090), (40, 1704872), (52, 1311440), (64, 1065545), (65, 1049152), (80, 852436), (97, 703040), (104, 655720), (130, 524576), (160, 426218), (169, 403520), (194, 351520), (208, 327860), (260, 262288), (320, 213109), (338, 201760), (388, 175760), (416, 163930), (485, 140608), (520, 131144), (676, 100880), (776, 87880), (832, 81965), (845, 80704), (970, 70304), (1040, 65572), (1261, 54080), (1352, 50440), (1552, 43940), (1690, 40352), (1940, 35152), (2080, 32786), (2197, 31040), (2522, 27040), (2704, 25220), (3104, 21970), (3380, 20176), (3880, 17576), (4160, 16393), (4394, 15520), (5044, 13520), (5408, 12610), (6208, 10985), (6305, 10816), (6760, 10088), (7760, 8788)]