280053070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4831}}^1$

素因数の和:4897

約数の個数: 64

約数和(自身を含む): 601178112

約数和(自身を除く): 321125042

約数列:

[1, 2, 5, 10, 11, 17, 22, 31, 34, 55, 62, 85, 110, 155, 170, 187, 310, 341, 374, 527, 682, 935, 1054, 1705, 1870, 2635, 3410, 4831, 5270, 5797, 9662, 11594, 24155, 28985, 48310, 53141, 57970, 82127, 106282, 149761, 164254, 265705, 299522, 410635, 531410, 748805, 821270, 903397, 1497610, 1647371, 1806794, 2545937, 3294742, 4516985, 5091874, 8236855, 9033970, 12729685, 16473710, 25459370, 28005307, 56010614, 140026535, 280053070]

約数ペア:

[(1, 280053070), (2, 140026535), (5, 56010614), (10, 28005307), (11, 25459370), (17, 16473710), (22, 12729685), (31, 9033970), (34, 8236855), (55, 5091874), (62, 4516985), (85, 3294742), (110, 2545937), (155, 1806794), (170, 1647371), (187, 1497610), (310, 903397), (341, 821270), (374, 748805), (527, 531410), (682, 410635), (935, 299522), (1054, 265705), (1705, 164254), (1870, 149761), (2635, 106282), (3410, 82127), (4831, 57970), (5270, 53141), (5797, 48310), (9662, 28985), (11594, 24155)]