71653280

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19471}}^1$

素因数の和:19509

約数の個数: 48

約数和(自身を含む): 176649984

約数和(自身を除く): 104996704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 19471, 38942, 77884, 97355, 155768, 194710, 311536, 389420, 447833, 623072, 778840, 895666, 1557680, 1791332, 2239165, 3115360, 3582664, 4478330, 7165328, 8956660, 14330656, 17913320, 35826640, 71653280]

約数ペア:

[(1, 71653280), (2, 35826640), (4, 17913320), (5, 14330656), (8, 8956660), (10, 7165328), (16, 4478330), (20, 3582664), (23, 3115360), (32, 2239165), (40, 1791332), (46, 1557680), (80, 895666), (92, 778840), (115, 623072), (160, 447833), (184, 389420), (230, 311536), (368, 194710), (460, 155768), (736, 97355), (920, 77884), (1840, 38942), (3680, 19471)]