51243270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 143700480

約数和(自身を除く): 92457210

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 59, 65, 78, 85, 102, 118, 130, 131, 170, 177, 195, 221, 255, 262, 295, 354, 390, 393, 442, 510, 590, 655, 663, 767, 786, 885, 1003, 1105, 1310, 1326, 1534, 1703, 1770, 1965, 2006, 2210, 2227, 2301, 3009, 3315, 3406, 3835, 3930, 4454, 4602, 5015, 5109, 6018, 6630, 6681, 7670, 7729, 8515, 10030, 10218, 11135, 11505, 13039, 13362, 15045, 15458, 17030, 22270, 23010, 23187, 25545, 26078, 28951, 30090, 33405, 38645, 39117, 46374, 51090, 57902, 65195, 66810, 77290, 78234, 86853, 100477, 115935, 130390, 131393, 144755, 173706, 195585, 200954, 231870, 262786, 289510, 301431, 391170, 394179, 434265, 502385, 602862, 656965, 788358, 868530, 1004770, 1313930, 1507155, 1708109, 1970895, 3014310, 3416218, 3941790, 5124327, 8540545, 10248654, 17081090, 25621635, 51243270]

約数ペア:

[(1, 51243270), (2, 25621635), (3, 17081090), (5, 10248654), (6, 8540545), (10, 5124327), (13, 3941790), (15, 3416218), (17, 3014310), (26, 1970895), (30, 1708109), (34, 1507155), (39, 1313930), (51, 1004770), (59, 868530), (65, 788358), (78, 656965), (85, 602862), (102, 502385), (118, 434265), (130, 394179), (131, 391170), (170, 301431), (177, 289510), (195, 262786), (221, 231870), (255, 200954), (262, 195585), (295, 173706), (354, 144755), (390, 131393), (393, 130390), (442, 115935), (510, 100477), (590, 86853), (655, 78234), (663, 77290), (767, 66810), (786, 65195), (885, 57902), (1003, 51090), (1105, 46374), (1310, 39117), (1326, 38645), (1534, 33405), (1703, 30090), (1770, 28951), (1965, 26078), (2006, 25545), (2210, 23187), (2227, 23010), (2301, 22270), (3009, 17030), (3315, 15458), (3406, 15045), (3835, 13362), (3930, 13039), (4454, 11505), (4602, 11135), (5015, 10218), (5109, 10030), (6018, 8515), (6630, 7729), (6681, 7670)]