79845460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1447}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 175150080

約数和(自身を除く): 95304620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1447, 1780, 2759, 2894, 5518, 5788, 7235, 11036, 13795, 14470, 27590, 28940, 44857, 55180, 89714, 128783, 179428, 224285, 257566, 448570, 515132, 643915, 897140, 1287830, 2575660, 3992273, 7984546, 15969092, 19961365, 39922730, 79845460]

約数ペア:

[(1, 79845460), (2, 39922730), (4, 19961365), (5, 15969092), (10, 7984546), (20, 3992273), (31, 2575660), (62, 1287830), (89, 897140), (124, 643915), (155, 515132), (178, 448570), (310, 257566), (356, 224285), (445, 179428), (620, 128783), (890, 89714), (1447, 55180), (1780, 44857), (2759, 28940), (2894, 27590), (5518, 14470), (5788, 13795), (7235, 11036)]