9771700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 23088800

約数和(自身を除く): 13317100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 37, 38, 50, 74, 76, 95, 100, 139, 148, 185, 190, 278, 370, 380, 475, 556, 695, 703, 740, 925, 950, 1390, 1406, 1850, 1900, 2641, 2780, 2812, 3475, 3515, 3700, 5143, 5282, 6950, 7030, 10286, 10564, 13205, 13900, 14060, 17575, 20572, 25715, 26410, 35150, 51430, 52820, 66025, 70300, 97717, 102860, 128575, 132050, 195434, 257150, 264100, 390868, 488585, 514300, 977170, 1954340, 2442925, 4885850, 9771700]

約数ペア:

[(1, 9771700), (2, 4885850), (4, 2442925), (5, 1954340), (10, 977170), (19, 514300), (20, 488585), (25, 390868), (37, 264100), (38, 257150), (50, 195434), (74, 132050), (76, 128575), (95, 102860), (100, 97717), (139, 70300), (148, 66025), (185, 52820), (190, 51430), (278, 35150), (370, 26410), (380, 25715), (475, 20572), (556, 17575), (695, 14060), (703, 13900), (740, 13205), (925, 10564), (950, 10286), (1390, 7030), (1406, 6950), (1850, 5282), (1900, 5143), (2641, 3700), (2780, 3515), (2812, 3475)]