200050120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 492480000

約数和(自身を除く): 292429880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 59, 74, 79, 116, 118, 145, 148, 158, 185, 232, 236, 290, 295, 296, 316, 370, 395, 472, 580, 590, 632, 740, 790, 1073, 1160, 1180, 1480, 1580, 1711, 2146, 2183, 2291, 2360, 2923, 3160, 3422, 4292, 4366, 4582, 4661, 5365, 5846, 6844, 8555, 8584, 8732, 9164, 9322, 10730, 10915, 11455, 11692, 13688, 14615, 17110, 17464, 18328, 18644, 21460, 21830, 22910, 23305, 23384, 29230, 34220, 37288, 42920, 43660, 45820, 46610, 58460, 63307, 68440, 84767, 87320, 91640, 93220, 116920, 126614, 135169, 169534, 172457, 186440, 253228, 270338, 316535, 339068, 344914, 423835, 506456, 540676, 633070, 675845, 678136, 689828, 847670, 862285, 1081352, 1266140, 1351690, 1379656, 1695340, 1724570, 2532280, 2703380, 3390680, 3449140, 5001253, 5406760, 6898280, 10002506, 20005012, 25006265, 40010024, 50012530, 100025060, 200050120]

約数ペア:

[(1, 200050120), (2, 100025060), (4, 50012530), (5, 40010024), (8, 25006265), (10, 20005012), (20, 10002506), (29, 6898280), (37, 5406760), (40, 5001253), (58, 3449140), (59, 3390680), (74, 2703380), (79, 2532280), (116, 1724570), (118, 1695340), (145, 1379656), (148, 1351690), (158, 1266140), (185, 1081352), (232, 862285), (236, 847670), (290, 689828), (295, 678136), (296, 675845), (316, 633070), (370, 540676), (395, 506456), (472, 423835), (580, 344914), (590, 339068), (632, 316535), (740, 270338), (790, 253228), (1073, 186440), (1160, 172457), (1180, 169534), (1480, 135169), (1580, 126614), (1711, 116920), (2146, 93220), (2183, 91640), (2291, 87320), (2360, 84767), (2923, 68440), (3160, 63307), (3422, 58460), (4292, 46610), (4366, 45820), (4582, 43660), (4661, 42920), (5365, 37288), (5846, 34220), (6844, 29230), (8555, 23384), (8584, 23305), (8732, 22910), (9164, 21830), (9322, 21460), (10730, 18644), (10915, 18328), (11455, 17464), (11692, 17110), (13688, 14615)]