61985690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20731}}^1$

素因数の和:20774

約数の個数: 32

約数和(自身を含む): 125387136

約数和(自身を除く): 63401446

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 20731, 41462, 103655, 207310, 269503, 476813, 539006, 953626, 1347515, 2384065, 2695030, 4768130, 6198569, 12397138, 30992845, 61985690]

約数ペア:

[(1, 61985690), (2, 30992845), (5, 12397138), (10, 6198569), (13, 4768130), (23, 2695030), (26, 2384065), (46, 1347515), (65, 953626), (115, 539006), (130, 476813), (230, 269503), (299, 207310), (598, 103655), (1495, 41462), (2990, 20731)]