13258580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 32175360

約数和(自身を除く): 18916780

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 37, 38, 41, 46, 74, 76, 82, 92, 95, 115, 148, 164, 185, 190, 205, 230, 370, 380, 410, 437, 460, 703, 740, 779, 820, 851, 874, 943, 1406, 1517, 1558, 1702, 1748, 1886, 2185, 2812, 3034, 3116, 3404, 3515, 3772, 3895, 4255, 4370, 4715, 6068, 7030, 7585, 7790, 8510, 8740, 9430, 14060, 15170, 15580, 16169, 17020, 17917, 18860, 28823, 30340, 32338, 34891, 35834, 57646, 64676, 69782, 71668, 80845, 89585, 115292, 139564, 144115, 161690, 174455, 179170, 288230, 323380, 348910, 358340, 576460, 662929, 697820, 1325858, 2651716, 3314645, 6629290, 13258580]

約数ペア:

[(1, 13258580), (2, 6629290), (4, 3314645), (5, 2651716), (10, 1325858), (19, 697820), (20, 662929), (23, 576460), (37, 358340), (38, 348910), (41, 323380), (46, 288230), (74, 179170), (76, 174455), (82, 161690), (92, 144115), (95, 139564), (115, 115292), (148, 89585), (164, 80845), (185, 71668), (190, 69782), (205, 64676), (230, 57646), (370, 35834), (380, 34891), (410, 32338), (437, 30340), (460, 28823), (703, 18860), (740, 17917), (779, 17020), (820, 16169), (851, 15580), (874, 15170), (943, 14060), (1406, 9430), (1517, 8740), (1558, 8510), (1702, 7790), (1748, 7585), (1886, 7030), (2185, 6068), (2812, 4715), (3034, 4370), (3116, 4255), (3404, 3895), (3515, 3772)]