815908600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2879}}^1$

素因数の和:3017

約数の個数: 96

約数和(自身を含む): 2062368000

約数和(自身を除く): 1246459400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 109, 130, 200, 218, 260, 325, 436, 520, 545, 650, 872, 1090, 1300, 1417, 2180, 2600, 2725, 2834, 2879, 4360, 5450, 5668, 5758, 7085, 10900, 11336, 11516, 14170, 14395, 21800, 23032, 28340, 28790, 35425, 37427, 56680, 57580, 70850, 71975, 74854, 115160, 141700, 143950, 149708, 187135, 283400, 287900, 299416, 313811, 374270, 575800, 627622, 748540, 935675, 1255244, 1497080, 1569055, 1871350, 2510488, 3138110, 3742700, 4079543, 6276220, 7485400, 7845275, 8159086, 12552440, 15690550, 16318172, 20397715, 31381100, 32636344, 40795430, 62762200, 81590860, 101988575, 163181720, 203977150, 407954300, 815908600]

約数ペア:

[(1, 815908600), (2, 407954300), (4, 203977150), (5, 163181720), (8, 101988575), (10, 81590860), (13, 62762200), (20, 40795430), (25, 32636344), (26, 31381100), (40, 20397715), (50, 16318172), (52, 15690550), (65, 12552440), (100, 8159086), (104, 7845275), (109, 7485400), (130, 6276220), (200, 4079543), (218, 3742700), (260, 3138110), (325, 2510488), (436, 1871350), (520, 1569055), (545, 1497080), (650, 1255244), (872, 935675), (1090, 748540), (1300, 627622), (1417, 575800), (2180, 374270), (2600, 313811), (2725, 299416), (2834, 287900), (2879, 283400), (4360, 187135), (5450, 149708), (5668, 143950), (5758, 141700), (7085, 115160), (10900, 74854), (11336, 71975), (11516, 70850), (14170, 57580), (14395, 56680), (21800, 37427), (23032, 35425), (28340, 28790)]