263186720

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{24551}}^1$

素因数の和:24633

約数の個数: 48

約数和(自身を含む): 631084608

約数和(自身を除く): 367897888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 10720, 24551, 49102, 98204, 122755, 196408, 245510, 392816, 491020, 785632, 982040, 1644917, 1964080, 3289834, 3928160, 6579668, 8224585, 13159336, 16449170, 26318672, 32898340, 52637344, 65796680, 131593360, 263186720]

約数ペア:

[(1, 263186720), (2, 131593360), (4, 65796680), (5, 52637344), (8, 32898340), (10, 26318672), (16, 16449170), (20, 13159336), (32, 8224585), (40, 6579668), (67, 3928160), (80, 3289834), (134, 1964080), (160, 1644917), (268, 982040), (335, 785632), (536, 491020), (670, 392816), (1072, 245510), (1340, 196408), (2144, 122755), (2680, 98204), (5360, 49102), (10720, 24551)]