68654500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 163459296

約数和(自身を除く): 94804796

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 41, 50, 68, 82, 85, 100, 125, 164, 170, 197, 205, 250, 340, 394, 410, 425, 500, 697, 788, 820, 850, 985, 1025, 1394, 1700, 1970, 2050, 2125, 2788, 3349, 3485, 3940, 4100, 4250, 4925, 5125, 6698, 6970, 8077, 8500, 9850, 10250, 13396, 13940, 16154, 16745, 17425, 19700, 20500, 24625, 32308, 33490, 34850, 40385, 49250, 66980, 69700, 80770, 83725, 87125, 98500, 137309, 161540, 167450, 174250, 201925, 274618, 334900, 348500, 403850, 418625, 549236, 686545, 807700, 837250, 1009625, 1373090, 1674500, 2019250, 2746180, 3432725, 4038500, 6865450, 13730900, 17163625, 34327250, 68654500]

約数ペア:

[(1, 68654500), (2, 34327250), (4, 17163625), (5, 13730900), (10, 6865450), (17, 4038500), (20, 3432725), (25, 2746180), (34, 2019250), (41, 1674500), (50, 1373090), (68, 1009625), (82, 837250), (85, 807700), (100, 686545), (125, 549236), (164, 418625), (170, 403850), (197, 348500), (205, 334900), (250, 274618), (340, 201925), (394, 174250), (410, 167450), (425, 161540), (500, 137309), (697, 98500), (788, 87125), (820, 83725), (850, 80770), (985, 69700), (1025, 66980), (1394, 49250), (1700, 40385), (1970, 34850), (2050, 33490), (2125, 32308), (2788, 24625), (3349, 20500), (3485, 19700), (3940, 17425), (4100, 16745), (4250, 16154), (4925, 13940), (5125, 13396), (6698, 10250), (6970, 9850), (8077, 8500)]