415493390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1759}}^1$

素因数の和:1881

約数の個数: 64

約数和(自身を含む): 851558400

約数和(自身を除く): 436065010

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 79, 115, 130, 158, 230, 299, 395, 598, 790, 1027, 1495, 1759, 1817, 2054, 2990, 3518, 3634, 5135, 8795, 9085, 10270, 17590, 18170, 22867, 23621, 40457, 45734, 47242, 80914, 114335, 118105, 138961, 202285, 228670, 236210, 277922, 404570, 525941, 694805, 1051882, 1389610, 1806493, 2629705, 3196103, 3612986, 5259410, 6392206, 9032465, 15980515, 18064930, 31961030, 41549339, 83098678, 207746695, 415493390]

約数ペア:

[(1, 415493390), (2, 207746695), (5, 83098678), (10, 41549339), (13, 31961030), (23, 18064930), (26, 15980515), (46, 9032465), (65, 6392206), (79, 5259410), (115, 3612986), (130, 3196103), (158, 2629705), (230, 1806493), (299, 1389610), (395, 1051882), (598, 694805), (790, 525941), (1027, 404570), (1495, 277922), (1759, 236210), (1817, 228670), (2054, 202285), (2990, 138961), (3518, 118105), (3634, 114335), (5135, 80914), (8795, 47242), (9085, 45734), (10270, 40457), (17590, 23621), (18170, 22867)]