15707964980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{317}}^1\times {\mathrm{8573}}^1$

素因数の和:8933

約数の個数: 72

約数和(自身を含む): 35155903608

約数和(自身を除く): 19447938628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 317, 340, 578, 634, 1156, 1268, 1445, 1585, 2890, 3170, 5389, 5780, 6340, 8573, 10778, 17146, 21556, 26945, 34292, 42865, 53890, 85730, 91613, 107780, 145741, 171460, 183226, 291482, 366452, 458065, 582964, 728705, 916130, 1457410, 1832260, 2477597, 2717641, 2914820, 4955194, 5435282, 9910388, 10870564, 12387985, 13588205, 24775970, 27176410, 46199897, 49551940, 54352820, 92399794, 184799588, 230999485, 461998970, 785398249, 923997940, 1570796498, 3141592996, 3926991245, 7853982490, 15707964980]

約数ペア:

[(1, 15707964980), (2, 7853982490), (4, 3926991245), (5, 3141592996), (10, 1570796498), (17, 923997940), (20, 785398249), (34, 461998970), (68, 230999485), (85, 184799588), (170, 92399794), (289, 54352820), (317, 49551940), (340, 46199897), (578, 27176410), (634, 24775970), (1156, 13588205), (1268, 12387985), (1445, 10870564), (1585, 9910388), (2890, 5435282), (3170, 4955194), (5389, 2914820), (5780, 2717641), (6340, 2477597), (8573, 1832260), (10778, 1457410), (17146, 916130), (21556, 728705), (26945, 582964), (34292, 458065), (42865, 366452), (53890, 291482), (85730, 183226), (91613, 171460), (107780, 145741)]