202537580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{887}}^1$

素因数の和:1143

約数の個数: 72

約数和(自身を含む): 497454048

約数和(自身を除く): 294916468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 233, 245, 466, 490, 887, 932, 980, 1165, 1631, 1774, 2330, 3262, 3548, 4435, 4660, 6209, 6524, 8155, 8870, 11417, 12418, 16310, 17740, 22834, 24836, 31045, 32620, 43463, 45668, 57085, 62090, 86926, 114170, 124180, 173852, 206671, 217315, 228340, 413342, 434630, 826684, 869260, 1033355, 1446697, 2066710, 2893394, 4133420, 5786788, 7233485, 10126879, 14466970, 20253758, 28933940, 40507516, 50634395, 101268790, 202537580]

約数ペア:

[(1, 202537580), (2, 101268790), (4, 50634395), (5, 40507516), (7, 28933940), (10, 20253758), (14, 14466970), (20, 10126879), (28, 7233485), (35, 5786788), (49, 4133420), (70, 2893394), (98, 2066710), (140, 1446697), (196, 1033355), (233, 869260), (245, 826684), (466, 434630), (490, 413342), (887, 228340), (932, 217315), (980, 206671), (1165, 173852), (1631, 124180), (1774, 114170), (2330, 86926), (3262, 62090), (3548, 57085), (4435, 45668), (4660, 43463), (6209, 32620), (6524, 31045), (8155, 24836), (8870, 22834), (11417, 17740), (12418, 16310)]