164090800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:503

約数の個数: 120

約数和(自身を含む): 425530800

約数和(自身を除く): 261440000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 59, 68, 80, 85, 100, 118, 136, 170, 200, 236, 272, 295, 340, 400, 409, 425, 472, 590, 680, 818, 850, 944, 1003, 1180, 1360, 1475, 1636, 1700, 2006, 2045, 2360, 2950, 3272, 3400, 4012, 4090, 4720, 5015, 5900, 6544, 6800, 6953, 8024, 8180, 10030, 10225, 11800, 13906, 16048, 16360, 20060, 20450, 23600, 24131, 25075, 27812, 32720, 34765, 40120, 40900, 48262, 50150, 55624, 69530, 80240, 81800, 96524, 100300, 111248, 120655, 139060, 163600, 173825, 193048, 200600, 241310, 278120, 347650, 386096, 401200, 410227, 482620, 556240, 603275, 695300, 820454, 965240, 1206550, 1390600, 1640908, 1930480, 2051135, 2413100, 2781200, 3281816, 4102270, 4826200, 6563632, 8204540, 9652400, 10255675, 16409080, 20511350, 32818160, 41022700, 82045400, 164090800]

約数ペア:

[(1, 164090800), (2, 82045400), (4, 41022700), (5, 32818160), (8, 20511350), (10, 16409080), (16, 10255675), (17, 9652400), (20, 8204540), (25, 6563632), (34, 4826200), (40, 4102270), (50, 3281816), (59, 2781200), (68, 2413100), (80, 2051135), (85, 1930480), (100, 1640908), (118, 1390600), (136, 1206550), (170, 965240), (200, 820454), (236, 695300), (272, 603275), (295, 556240), (340, 482620), (400, 410227), (409, 401200), (425, 386096), (472, 347650), (590, 278120), (680, 241310), (818, 200600), (850, 193048), (944, 173825), (1003, 163600), (1180, 139060), (1360, 120655), (1475, 111248), (1636, 100300), (1700, 96524), (2006, 81800), (2045, 80240), (2360, 69530), (2950, 55624), (3272, 50150), (3400, 48262), (4012, 40900), (4090, 40120), (4720, 34765), (5015, 32720), (5900, 27812), (6544, 25075), (6800, 24131), (6953, 23600), (8024, 20450), (8180, 20060), (10030, 16360), (10225, 16048), (11800, 13906)]