38157680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 97815168

約数和(自身を除く): 59657488

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 131, 176, 220, 262, 331, 440, 524, 655, 662, 880, 1048, 1310, 1324, 1441, 1655, 2096, 2620, 2648, 2882, 3310, 3641, 5240, 5296, 5764, 6620, 7205, 7282, 10480, 11528, 13240, 14410, 14564, 18205, 23056, 26480, 28820, 29128, 36410, 43361, 57640, 58256, 72820, 86722, 115280, 145640, 173444, 216805, 291280, 346888, 433610, 476971, 693776, 867220, 953942, 1734440, 1907884, 2384855, 3468880, 3815768, 4769710, 7631536, 9539420, 19078840, 38157680]

約数ペア:

[(1, 38157680), (2, 19078840), (4, 9539420), (5, 7631536), (8, 4769710), (10, 3815768), (11, 3468880), (16, 2384855), (20, 1907884), (22, 1734440), (40, 953942), (44, 867220), (55, 693776), (80, 476971), (88, 433610), (110, 346888), (131, 291280), (176, 216805), (220, 173444), (262, 145640), (331, 115280), (440, 86722), (524, 72820), (655, 58256), (662, 57640), (880, 43361), (1048, 36410), (1310, 29128), (1324, 28820), (1441, 26480), (1655, 23056), (2096, 18205), (2620, 14564), (2648, 14410), (2882, 13240), (3310, 11528), (3641, 10480), (5240, 7282), (5296, 7205), (5764, 6620)]