80453393900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1783889}}^1$

素因数の和:1783955

約数の個数: 72

約数和(自身を含む): 195100481520

約数和(自身を除く): 114647087620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 164, 205, 220, 275, 410, 451, 550, 820, 902, 1025, 1100, 1804, 2050, 2255, 4100, 4510, 9020, 11275, 22550, 45100, 1783889, 3567778, 7135556, 8919445, 17838890, 19622779, 35677780, 39245558, 44597225, 73139449, 78491116, 89194450, 98113895, 146278898, 178388900, 196227790, 292557796, 365697245, 392455580, 490569475, 731394490, 804533939, 981138950, 1462788980, 1609067878, 1828486225, 1962277900, 3218135756, 3656972450, 4022669695, 7313944900, 8045339390, 16090678780, 20113348475, 40226696950, 80453393900]

約数ペア:

[(1, 80453393900), (2, 40226696950), (4, 20113348475), (5, 16090678780), (10, 8045339390), (11, 7313944900), (20, 4022669695), (22, 3656972450), (25, 3218135756), (41, 1962277900), (44, 1828486225), (50, 1609067878), (55, 1462788980), (82, 981138950), (100, 804533939), (110, 731394490), (164, 490569475), (205, 392455580), (220, 365697245), (275, 292557796), (410, 196227790), (451, 178388900), (550, 146278898), (820, 98113895), (902, 89194450), (1025, 78491116), (1100, 73139449), (1804, 44597225), (2050, 39245558), (2255, 35677780), (4100, 19622779), (4510, 17838890), (9020, 8919445), (11275, 7135556), (22550, 3567778), (45100, 1783889)]