38539696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 85550080

約数和(自身を除く): 47010384

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 43, 52, 62, 86, 104, 124, 139, 172, 208, 248, 278, 344, 403, 496, 556, 559, 688, 806, 1112, 1118, 1333, 1612, 1807, 2224, 2236, 2666, 3224, 3614, 4309, 4472, 5332, 5977, 6448, 7228, 8618, 8944, 10664, 11954, 14456, 17236, 17329, 21328, 23908, 28912, 34472, 34658, 47816, 56017, 68944, 69316, 77701, 95632, 112034, 138632, 155402, 185287, 224068, 277264, 310804, 370574, 448136, 621608, 741148, 896272, 1243216, 1482296, 2408731, 2964592, 4817462, 9634924, 19269848, 38539696]

約数ペア:

[(1, 38539696), (2, 19269848), (4, 9634924), (8, 4817462), (13, 2964592), (16, 2408731), (26, 1482296), (31, 1243216), (43, 896272), (52, 741148), (62, 621608), (86, 448136), (104, 370574), (124, 310804), (139, 277264), (172, 224068), (208, 185287), (248, 155402), (278, 138632), (344, 112034), (403, 95632), (496, 77701), (556, 69316), (559, 68944), (688, 56017), (806, 47816), (1112, 34658), (1118, 34472), (1333, 28912), (1612, 23908), (1807, 21328), (2224, 17329), (2236, 17236), (2666, 14456), (3224, 11954), (3614, 10664), (4309, 8944), (4472, 8618), (5332, 7228), (5977, 6448)]