91254020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31907}}^1$

素因数の和:31940

約数の個数: 48

約数和(自身を含む): 225142848

約数和(自身を除く): 133888828

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 31907, 63814, 127628, 159535, 319070, 350977, 414791, 638140, 701954, 829582, 1403908, 1659164, 1754885, 2073955, 3509770, 4147910, 4562701, 7019540, 8295820, 9125402, 18250804, 22813505, 45627010, 91254020]

約数ペア:

[(1, 91254020), (2, 45627010), (4, 22813505), (5, 18250804), (10, 9125402), (11, 8295820), (13, 7019540), (20, 4562701), (22, 4147910), (26, 3509770), (44, 2073955), (52, 1754885), (55, 1659164), (65, 1403908), (110, 829582), (130, 701954), (143, 638140), (220, 414791), (260, 350977), (286, 319070), (572, 159535), (715, 127628), (1430, 63814), (2860, 31907)]