18238203650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{222011}}^1$

素因数の和:222107

約数の個数: 48

約数和(自身を含む): 35678216448

約数和(自身を除く): 17440012798

約数列:

[1, 2, 5, 10, 25, 31, 50, 53, 62, 106, 155, 265, 310, 530, 775, 1325, 1550, 1643, 2650, 3286, 8215, 16430, 41075, 82150, 222011, 444022, 1110055, 2220110, 5550275, 6882341, 11100550, 11766583, 13764682, 23533166, 34411705, 58832915, 68823410, 117665830, 172058525, 294164575, 344117050, 364764073, 588329150, 729528146, 1823820365, 3647640730, 9119101825, 18238203650]

約数ペア:

[(1, 18238203650), (2, 9119101825), (5, 3647640730), (10, 1823820365), (25, 729528146), (31, 588329150), (50, 364764073), (53, 344117050), (62, 294164575), (106, 172058525), (155, 117665830), (265, 68823410), (310, 58832915), (530, 34411705), (775, 23533166), (1325, 13764682), (1550, 11766583), (1643, 11100550), (2650, 6882341), (3286, 5550275), (8215, 2220110), (16430, 1110055), (41075, 444022), (82150, 222011)]