213413920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2531}}^1$

素因数の和:2594

約数の個数: 96

約数和(自身を含む): 551287296

約数和(自身を除く): 337873376

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 340, 496, 527, 544, 620, 680, 992, 1054, 1240, 1360, 2108, 2480, 2531, 2635, 2720, 4216, 4960, 5062, 5270, 8432, 10124, 10540, 12655, 16864, 20248, 21080, 25310, 40496, 42160, 43027, 50620, 78461, 80992, 84320, 86054, 101240, 156922, 172108, 202480, 215135, 313844, 344216, 392305, 404960, 430270, 627688, 688432, 784610, 860540, 1255376, 1333837, 1376864, 1569220, 1721080, 2510752, 2667674, 3138440, 3442160, 5335348, 6276880, 6669185, 6884320, 10670696, 12553760, 13338370, 21341392, 26676740, 42682784, 53353480, 106706960, 213413920]

約数ペア:

[(1, 213413920), (2, 106706960), (4, 53353480), (5, 42682784), (8, 26676740), (10, 21341392), (16, 13338370), (17, 12553760), (20, 10670696), (31, 6884320), (32, 6669185), (34, 6276880), (40, 5335348), (62, 3442160), (68, 3138440), (80, 2667674), (85, 2510752), (124, 1721080), (136, 1569220), (155, 1376864), (160, 1333837), (170, 1255376), (248, 860540), (272, 784610), (310, 688432), (340, 627688), (496, 430270), (527, 404960), (544, 392305), (620, 344216), (680, 313844), (992, 215135), (1054, 202480), (1240, 172108), (1360, 156922), (2108, 101240), (2480, 86054), (2531, 84320), (2635, 80992), (2720, 78461), (4216, 50620), (4960, 43027), (5062, 42160), (5270, 40496), (8432, 25310), (10124, 21080), (10540, 20248), (12655, 16864)]