27863419480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{131011}}^1$

素因数の和:131444

約数の個数: 64

約数和(自身を含む): 67680799200

約数和(自身を除く): 39817379720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 409, 520, 818, 1636, 2045, 3272, 4090, 5317, 8180, 10634, 16360, 21268, 26585, 42536, 53170, 106340, 131011, 212680, 262022, 524044, 655055, 1048088, 1310110, 1703143, 2620220, 3406286, 5240440, 6812572, 8515715, 13625144, 17031430, 34062860, 53583499, 68125720, 107166998, 214333996, 267917495, 428667992, 535834990, 696585487, 1071669980, 1393170974, 2143339960, 2786341948, 3482927435, 5572683896, 6965854870, 13931709740, 27863419480]

約数ペア:

[(1, 27863419480), (2, 13931709740), (4, 6965854870), (5, 5572683896), (8, 3482927435), (10, 2786341948), (13, 2143339960), (20, 1393170974), (26, 1071669980), (40, 696585487), (52, 535834990), (65, 428667992), (104, 267917495), (130, 214333996), (260, 107166998), (409, 68125720), (520, 53583499), (818, 34062860), (1636, 17031430), (2045, 13625144), (3272, 8515715), (4090, 6812572), (5317, 5240440), (8180, 3406286), (10634, 2620220), (16360, 1703143), (21268, 1310110), (26585, 1048088), (42536, 655055), (53170, 524044), (106340, 262022), (131011, 212680)]