202929580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{3907}}^1$

素因数の和:3983

約数の個数: 72

約数和(自身を含む): 505210608

約数和(自身を除く): 302281028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 53, 70, 98, 106, 140, 196, 212, 245, 265, 371, 490, 530, 742, 980, 1060, 1484, 1855, 2597, 3710, 3907, 5194, 7420, 7814, 10388, 12985, 15628, 19535, 25970, 27349, 39070, 51940, 54698, 78140, 109396, 136745, 191443, 207071, 273490, 382886, 414142, 546980, 765772, 828284, 957215, 1035355, 1449497, 1914430, 2070710, 2898994, 3828860, 4141420, 5797988, 7247485, 10146479, 14494970, 20292958, 28989940, 40585916, 50732395, 101464790, 202929580]

約数ペア:

[(1, 202929580), (2, 101464790), (4, 50732395), (5, 40585916), (7, 28989940), (10, 20292958), (14, 14494970), (20, 10146479), (28, 7247485), (35, 5797988), (49, 4141420), (53, 3828860), (70, 2898994), (98, 2070710), (106, 1914430), (140, 1449497), (196, 1035355), (212, 957215), (245, 828284), (265, 765772), (371, 546980), (490, 414142), (530, 382886), (742, 273490), (980, 207071), (1060, 191443), (1484, 136745), (1855, 109396), (2597, 78140), (3710, 54698), (3907, 51940), (5194, 39070), (7420, 27349), (7814, 25970), (10388, 19535), (12985, 15628)]