61806160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{887}}^1$

素因数の和:980

約数の個数: 80

約数和(自身を含む): 157239936

約数和(自身を除く): 95433776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 208, 260, 268, 335, 520, 536, 670, 871, 887, 1040, 1072, 1340, 1742, 1774, 2680, 3484, 3548, 4355, 4435, 5360, 6968, 7096, 8710, 8870, 11531, 13936, 14192, 17420, 17740, 23062, 34840, 35480, 46124, 57655, 59429, 69680, 70960, 92248, 115310, 118858, 184496, 230620, 237716, 297145, 461240, 475432, 594290, 772577, 922480, 950864, 1188580, 1545154, 2377160, 3090308, 3862885, 4754320, 6180616, 7725770, 12361232, 15451540, 30903080, 61806160]

約数ペア:

[(1, 61806160), (2, 30903080), (4, 15451540), (5, 12361232), (8, 7725770), (10, 6180616), (13, 4754320), (16, 3862885), (20, 3090308), (26, 2377160), (40, 1545154), (52, 1188580), (65, 950864), (67, 922480), (80, 772577), (104, 594290), (130, 475432), (134, 461240), (208, 297145), (260, 237716), (268, 230620), (335, 184496), (520, 118858), (536, 115310), (670, 92248), (871, 70960), (887, 69680), (1040, 59429), (1072, 57655), (1340, 46124), (1742, 35480), (1774, 34840), (2680, 23062), (3484, 17740), (3548, 17420), (4355, 14192), (4435, 13936), (5360, 11531), (6968, 8870), (7096, 8710)]