72133840

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6883}}^1$

素因数の和:7027

約数の個数: 40

約数和(自身を含む): 169015968

約数和(自身を除く): 96882128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 6883, 10480, 13766, 27532, 34415, 55064, 68830, 110128, 137660, 275320, 550640, 901673, 1803346, 3606692, 4508365, 7213384, 9016730, 14426768, 18033460, 36066920, 72133840]

約数ペア:

[(1, 72133840), (2, 36066920), (4, 18033460), (5, 14426768), (8, 9016730), (10, 7213384), (16, 4508365), (20, 3606692), (40, 1803346), (80, 901673), (131, 550640), (262, 275320), (524, 137660), (655, 110128), (1048, 68830), (1310, 55064), (2096, 34415), (2620, 27532), (5240, 13766), (6883, 10480)]