158325640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{587}}^1\times {\mathrm{613}}^1$

素因数の和:1222

約数の個数: 64

約数和(自身を含む): 389914560

約数和(自身を除く): 231588920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 587, 613, 1174, 1226, 2348, 2452, 2935, 3065, 4696, 4904, 5870, 6130, 6457, 6743, 11740, 12260, 12914, 13486, 23480, 24520, 25828, 26972, 32285, 33715, 51656, 53944, 64570, 67430, 129140, 134860, 258280, 269720, 359831, 719662, 1439324, 1799155, 2878648, 3598310, 3958141, 7196620, 7916282, 14393240, 15832564, 19790705, 31665128, 39581410, 79162820, 158325640]

約数ペア:

[(1, 158325640), (2, 79162820), (4, 39581410), (5, 31665128), (8, 19790705), (10, 15832564), (11, 14393240), (20, 7916282), (22, 7196620), (40, 3958141), (44, 3598310), (55, 2878648), (88, 1799155), (110, 1439324), (220, 719662), (440, 359831), (587, 269720), (613, 258280), (1174, 134860), (1226, 129140), (2348, 67430), (2452, 64570), (2935, 53944), (3065, 51656), (4696, 33715), (4904, 32285), (5870, 26972), (6130, 25828), (6457, 24520), (6743, 23480), (11740, 13486), (12260, 12914)]