73997720

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{23417}}^1$

素因数の和:23507

約数の個数: 32

約数和(自身を含む): 168609600

約数和(自身を除く): 94611880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 23417, 46834, 93668, 117085, 187336, 234170, 468340, 936680, 1849943, 3699886, 7399772, 9249715, 14799544, 18499430, 36998860, 73997720]

約数ペア:

[(1, 73997720), (2, 36998860), (4, 18499430), (5, 14799544), (8, 9249715), (10, 7399772), (20, 3699886), (40, 1849943), (79, 936680), (158, 468340), (316, 234170), (395, 187336), (632, 117085), (790, 93668), (1580, 46834), (3160, 23417)]