39949936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 89056800

約数和(自身を除く): 49106864

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 37, 52, 58, 74, 104, 116, 148, 179, 208, 232, 296, 358, 377, 464, 481, 592, 716, 754, 962, 1073, 1432, 1508, 1924, 2146, 2327, 2864, 3016, 3848, 4292, 4654, 5191, 6032, 6623, 7696, 8584, 9308, 10382, 13246, 13949, 17168, 18616, 20764, 26492, 27898, 37232, 41528, 52984, 55796, 67483, 83056, 86099, 105968, 111592, 134966, 172198, 192067, 223184, 269932, 344396, 384134, 539864, 688792, 768268, 1079728, 1377584, 1536536, 2496871, 3073072, 4993742, 9987484, 19974968, 39949936]

約数ペア:

[(1, 39949936), (2, 19974968), (4, 9987484), (8, 4993742), (13, 3073072), (16, 2496871), (26, 1536536), (29, 1377584), (37, 1079728), (52, 768268), (58, 688792), (74, 539864), (104, 384134), (116, 344396), (148, 269932), (179, 223184), (208, 192067), (232, 172198), (296, 134966), (358, 111592), (377, 105968), (464, 86099), (481, 83056), (592, 67483), (716, 55796), (754, 52984), (962, 41528), (1073, 37232), (1432, 27898), (1508, 26492), (1924, 20764), (2146, 18616), (2327, 17168), (2864, 13949), (3016, 13246), (3848, 10382), (4292, 9308), (4654, 8584), (5191, 7696), (6032, 6623)]