15705057980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{116351}}^1$

素因数の和:116774

約数の個数: 48

約数和(自身を含む): 35008920576

約数和(自身を除く): 19303862596

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 397, 794, 1588, 1985, 3970, 6749, 7940, 13498, 26996, 33745, 67490, 116351, 134980, 232702, 465404, 581755, 1163510, 1977967, 2327020, 3955934, 7911868, 9889835, 19779670, 39559340, 46191347, 92382694, 184765388, 230956735, 461913470, 785252899, 923826940, 1570505798, 3141011596, 3926264495, 7852528990, 15705057980]

約数ペア:

[(1, 15705057980), (2, 7852528990), (4, 3926264495), (5, 3141011596), (10, 1570505798), (17, 923826940), (20, 785252899), (34, 461913470), (68, 230956735), (85, 184765388), (170, 92382694), (340, 46191347), (397, 39559340), (794, 19779670), (1588, 9889835), (1985, 7911868), (3970, 3955934), (6749, 2327020), (7940, 1977967), (13498, 1163510), (26996, 581755), (33745, 465404), (67490, 232702), (116351, 134980)]