87664100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 217694400

約数和(自身を除く): 130030300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 37, 38, 43, 50, 58, 74, 76, 86, 95, 100, 116, 145, 148, 172, 185, 190, 215, 290, 370, 380, 430, 475, 551, 580, 703, 725, 740, 817, 860, 925, 950, 1073, 1075, 1102, 1247, 1406, 1450, 1591, 1634, 1850, 1900, 2146, 2150, 2204, 2494, 2755, 2812, 2900, 3182, 3268, 3515, 3700, 4085, 4292, 4300, 4988, 5365, 5510, 6235, 6364, 7030, 7955, 8170, 10730, 11020, 12470, 13775, 14060, 15910, 16340, 17575, 20387, 20425, 21460, 23693, 24940, 26825, 27550, 30229, 31175, 31820, 35150, 39775, 40774, 40850, 46139, 47386, 53650, 55100, 60458, 62350, 70300, 79550, 81548, 81700, 92278, 94772, 101935, 107300, 118465, 120916, 124700, 151145, 159100, 184556, 203870, 230695, 236930, 302290, 407740, 461390, 473860, 509675, 592325, 604580, 755725, 876641, 922780, 1019350, 1153475, 1184650, 1511450, 1753282, 2038700, 2306950, 2369300, 3022900, 3506564, 4383205, 4613900, 8766410, 17532820, 21916025, 43832050, 87664100]

約数ペア:

[(1, 87664100), (2, 43832050), (4, 21916025), (5, 17532820), (10, 8766410), (19, 4613900), (20, 4383205), (25, 3506564), (29, 3022900), (37, 2369300), (38, 2306950), (43, 2038700), (50, 1753282), (58, 1511450), (74, 1184650), (76, 1153475), (86, 1019350), (95, 922780), (100, 876641), (116, 755725), (145, 604580), (148, 592325), (172, 509675), (185, 473860), (190, 461390), (215, 407740), (290, 302290), (370, 236930), (380, 230695), (430, 203870), (475, 184556), (551, 159100), (580, 151145), (703, 124700), (725, 120916), (740, 118465), (817, 107300), (860, 101935), (925, 94772), (950, 92278), (1073, 81700), (1075, 81548), (1102, 79550), (1247, 70300), (1406, 62350), (1450, 60458), (1591, 55100), (1634, 53650), (1850, 47386), (1900, 46139), (2146, 40850), (2150, 40774), (2204, 39775), (2494, 35150), (2755, 31820), (2812, 31175), (2900, 30229), (3182, 27550), (3268, 26825), (3515, 24940), (3700, 23693), (4085, 21460), (4292, 20425), (4300, 20387), (4988, 17575), (5365, 16340), (5510, 15910), (6235, 14060), (6364, 13775), (7030, 12470), (7955, 11020), (8170, 10730)]