26137960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 61585920

約数和(自身を除く): 35447960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 197, 214, 248, 310, 394, 428, 535, 620, 788, 856, 985, 1070, 1240, 1576, 1970, 2140, 3317, 3940, 4280, 6107, 6634, 7880, 12214, 13268, 16585, 21079, 24428, 26536, 30535, 33170, 42158, 48856, 61070, 66340, 84316, 105395, 122140, 132680, 168632, 210790, 244280, 421580, 653449, 843160, 1306898, 2613796, 3267245, 5227592, 6534490, 13068980, 26137960]

約数ペア:

[(1, 26137960), (2, 13068980), (4, 6534490), (5, 5227592), (8, 3267245), (10, 2613796), (20, 1306898), (31, 843160), (40, 653449), (62, 421580), (107, 244280), (124, 210790), (155, 168632), (197, 132680), (214, 122140), (248, 105395), (310, 84316), (394, 66340), (428, 61070), (535, 48856), (620, 42158), (788, 33170), (856, 30535), (985, 26536), (1070, 24428), (1240, 21079), (1576, 16585), (1970, 13268), (2140, 12214), (3317, 7880), (3940, 6634), (4280, 6107)]