39985296

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:624

約数の個数: 80

約数和(自身を含む): 112284480

約数和(自身を除く): 72299184

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 139, 156, 208, 278, 312, 417, 461, 556, 624, 834, 922, 1112, 1383, 1668, 1807, 1844, 2224, 2766, 3336, 3614, 3688, 5421, 5532, 5993, 6672, 7228, 7376, 10842, 11064, 11986, 14456, 17979, 21684, 22128, 23972, 28912, 35958, 43368, 47944, 64079, 71916, 86736, 95888, 128158, 143832, 192237, 256316, 287664, 384474, 512632, 768948, 833027, 1025264, 1537896, 1666054, 2499081, 3075792, 3332108, 4998162, 6664216, 9996324, 13328432, 19992648, 39985296]

約数ペア:

[(1, 39985296), (2, 19992648), (3, 13328432), (4, 9996324), (6, 6664216), (8, 4998162), (12, 3332108), (13, 3075792), (16, 2499081), (24, 1666054), (26, 1537896), (39, 1025264), (48, 833027), (52, 768948), (78, 512632), (104, 384474), (139, 287664), (156, 256316), (208, 192237), (278, 143832), (312, 128158), (417, 95888), (461, 86736), (556, 71916), (624, 64079), (834, 47944), (922, 43368), (1112, 35958), (1383, 28912), (1668, 23972), (1807, 22128), (1844, 21684), (2224, 17979), (2766, 14456), (3336, 11986), (3614, 11064), (3688, 10842), (5421, 7376), (5532, 7228), (5993, 6672)]