87160700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 224985600

約数和(自身を除く): 137824900

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 59, 68, 79, 85, 100, 110, 118, 158, 170, 187, 220, 236, 275, 295, 316, 340, 374, 395, 425, 550, 590, 649, 748, 790, 850, 869, 935, 1003, 1100, 1180, 1298, 1343, 1475, 1580, 1700, 1738, 1870, 1975, 2006, 2596, 2686, 2950, 3245, 3476, 3740, 3950, 4012, 4345, 4661, 4675, 5015, 5372, 5900, 6490, 6715, 7900, 8690, 9322, 9350, 10030, 11033, 12980, 13430, 14773, 16225, 17380, 18644, 18700, 20060, 21725, 22066, 23305, 25075, 26860, 29546, 32450, 33575, 43450, 44132, 46610, 50150, 51271, 55165, 59092, 64900, 67150, 73865, 79237, 86900, 93220, 100300, 102542, 110330, 116525, 134300, 147730, 158474, 205084, 220660, 233050, 256355, 275825, 295460, 316948, 369325, 396185, 466100, 512710, 551650, 738650, 792370, 871607, 1025420, 1103300, 1281775, 1477300, 1584740, 1743214, 1980925, 2563550, 3486428, 3961850, 4358035, 5127100, 7923700, 8716070, 17432140, 21790175, 43580350, 87160700]

約数ペア:

[(1, 87160700), (2, 43580350), (4, 21790175), (5, 17432140), (10, 8716070), (11, 7923700), (17, 5127100), (20, 4358035), (22, 3961850), (25, 3486428), (34, 2563550), (44, 1980925), (50, 1743214), (55, 1584740), (59, 1477300), (68, 1281775), (79, 1103300), (85, 1025420), (100, 871607), (110, 792370), (118, 738650), (158, 551650), (170, 512710), (187, 466100), (220, 396185), (236, 369325), (275, 316948), (295, 295460), (316, 275825), (340, 256355), (374, 233050), (395, 220660), (425, 205084), (550, 158474), (590, 147730), (649, 134300), (748, 116525), (790, 110330), (850, 102542), (869, 100300), (935, 93220), (1003, 86900), (1100, 79237), (1180, 73865), (1298, 67150), (1343, 64900), (1475, 59092), (1580, 55165), (1700, 51271), (1738, 50150), (1870, 46610), (1975, 44132), (2006, 43450), (2596, 33575), (2686, 32450), (2950, 29546), (3245, 26860), (3476, 25075), (3740, 23305), (3950, 22066), (4012, 21725), (4345, 20060), (4661, 18700), (4675, 18644), (5015, 17380), (5372, 16225), (5900, 14773), (6490, 13430), (6715, 12980), (7900, 11033), (8690, 10030), (9322, 9350)]