201457190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2351}}^1$

素因数の和:2429

約数の個数: 64

約数和(自身を含む): 426746880

約数和(自身を除く): 225289690

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 41, 55, 82, 95, 110, 190, 205, 209, 410, 418, 451, 779, 902, 1045, 1558, 2090, 2255, 2351, 3895, 4510, 4702, 7790, 8569, 11755, 17138, 23510, 25861, 42845, 44669, 51722, 85690, 89338, 96391, 129305, 192782, 223345, 258610, 446690, 481955, 491359, 963910, 982718, 1060301, 1831429, 2120602, 2456795, 3662858, 4913590, 5301505, 9157145, 10603010, 18314290, 20145719, 40291438, 100728595, 201457190]

約数ペア:

[(1, 201457190), (2, 100728595), (5, 40291438), (10, 20145719), (11, 18314290), (19, 10603010), (22, 9157145), (38, 5301505), (41, 4913590), (55, 3662858), (82, 2456795), (95, 2120602), (110, 1831429), (190, 1060301), (205, 982718), (209, 963910), (410, 491359), (418, 481955), (451, 446690), (779, 258610), (902, 223345), (1045, 192782), (1558, 129305), (2090, 96391), (2255, 89338), (2351, 85690), (3895, 51722), (4510, 44669), (4702, 42845), (7790, 25861), (8569, 23510), (11755, 17138)]