149899760

素因数分解:

$2^4\times 5^1\times {\mathrm{797}}^1\times {\mathrm{2351}}^1$

素因数の和:3161

約数の個数: 40

約数和(自身を含む): 349102656

約数和(自身を除く): 199202896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 797, 1594, 2351, 3188, 3985, 4702, 6376, 7970, 9404, 11755, 12752, 15940, 18808, 23510, 31880, 37616, 47020, 63760, 94040, 188080, 1873747, 3747494, 7494988, 9368735, 14989976, 18737470, 29979952, 37474940, 74949880, 149899760]

約数ペア:

[(1, 149899760), (2, 74949880), (4, 37474940), (5, 29979952), (8, 18737470), (10, 14989976), (16, 9368735), (20, 7494988), (40, 3747494), (80, 1873747), (797, 188080), (1594, 94040), (2351, 63760), (3188, 47020), (3985, 37616), (4702, 31880), (6376, 23510), (7970, 18808), (9404, 15940), (11755, 12752)]