200608720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2879}}^1$

素因数の和:2972

約数の個数: 80

約数和(自身を含む): 509967360

約数和(自身を除く): 309358640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 208, 260, 268, 335, 520, 536, 670, 871, 1040, 1072, 1340, 1742, 2680, 2879, 3484, 4355, 5360, 5758, 6968, 8710, 11516, 13936, 14395, 17420, 23032, 28790, 34840, 37427, 46064, 57580, 69680, 74854, 115160, 149708, 187135, 192893, 230320, 299416, 374270, 385786, 598832, 748540, 771572, 964465, 1497080, 1543144, 1928930, 2507609, 2994160, 3086288, 3857860, 5015218, 7715720, 10030436, 12538045, 15431440, 20060872, 25076090, 40121744, 50152180, 100304360, 200608720]

約数ペア:

[(1, 200608720), (2, 100304360), (4, 50152180), (5, 40121744), (8, 25076090), (10, 20060872), (13, 15431440), (16, 12538045), (20, 10030436), (26, 7715720), (40, 5015218), (52, 3857860), (65, 3086288), (67, 2994160), (80, 2507609), (104, 1928930), (130, 1543144), (134, 1497080), (208, 964465), (260, 771572), (268, 748540), (335, 598832), (520, 385786), (536, 374270), (670, 299416), (871, 230320), (1040, 192893), (1072, 187135), (1340, 149708), (1742, 115160), (2680, 74854), (2879, 69680), (3484, 57580), (4355, 46064), (5360, 37427), (5758, 34840), (6968, 28790), (8710, 23032), (11516, 17420), (13936, 14395)]