201698680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6473}}^1$

素因数の和:6544

約数の個数: 64

約数和(自身を含む): 489434400

約数和(自身を除く): 287735720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 3116, 3895, 6232, 6473, 7790, 12946, 15580, 25892, 31160, 32365, 51784, 64730, 122987, 129460, 245974, 258920, 265393, 491948, 530786, 614935, 983896, 1061572, 1229870, 1326965, 2123144, 2459740, 2653930, 4919480, 5042467, 5307860, 10084934, 10615720, 20169868, 25212335, 40339736, 50424670, 100849340, 201698680]

約数ペア:

[(1, 201698680), (2, 100849340), (4, 50424670), (5, 40339736), (8, 25212335), (10, 20169868), (19, 10615720), (20, 10084934), (38, 5307860), (40, 5042467), (41, 4919480), (76, 2653930), (82, 2459740), (95, 2123144), (152, 1326965), (164, 1229870), (190, 1061572), (205, 983896), (328, 614935), (380, 530786), (410, 491948), (760, 265393), (779, 258920), (820, 245974), (1558, 129460), (1640, 122987), (3116, 64730), (3895, 51784), (6232, 32365), (6473, 31160), (7790, 25892), (12946, 15580)]