102180100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4889}}^1$

素因数の和:4933

約数の個数: 72

約数和(自身を含む): 254671200

約数和(自身を除く): 152491100

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 4180, 4889, 5225, 9778, 10450, 19556, 20900, 24445, 48890, 53779, 92891, 97780, 107558, 122225, 185782, 215116, 244450, 268895, 371564, 464455, 488900, 537790, 928910, 1021801, 1075580, 1344475, 1857820, 2043602, 2322275, 2688950, 4087204, 4644550, 5109005, 5377900, 9289100, 10218010, 20436020, 25545025, 51090050, 102180100]

約数ペア:

[(1, 102180100), (2, 51090050), (4, 25545025), (5, 20436020), (10, 10218010), (11, 9289100), (19, 5377900), (20, 5109005), (22, 4644550), (25, 4087204), (38, 2688950), (44, 2322275), (50, 2043602), (55, 1857820), (76, 1344475), (95, 1075580), (100, 1021801), (110, 928910), (190, 537790), (209, 488900), (220, 464455), (275, 371564), (380, 268895), (418, 244450), (475, 215116), (550, 185782), (836, 122225), (950, 107558), (1045, 97780), (1100, 92891), (1900, 53779), (2090, 48890), (4180, 24445), (4889, 20900), (5225, 19556), (9778, 10450)]