201975760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3571}}^1$

素因数の和:3692

約数の個数: 80

約数和(自身を含む): 542143872

約数和(自身を除く): 340168112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 202, 280, 404, 505, 560, 707, 808, 1010, 1414, 1616, 2020, 2828, 3535, 3571, 4040, 5656, 7070, 7142, 8080, 11312, 14140, 14284, 17855, 24997, 28280, 28568, 35710, 49994, 56560, 57136, 71420, 99988, 124985, 142840, 199976, 249970, 285680, 360671, 399952, 499940, 721342, 999880, 1442684, 1803355, 1999760, 2524697, 2885368, 3606710, 5049394, 5770736, 7213420, 10098788, 12623485, 14426840, 20197576, 25246970, 28853680, 40395152, 50493940, 100987880, 201975760]

約数ペア:

[(1, 201975760), (2, 100987880), (4, 50493940), (5, 40395152), (7, 28853680), (8, 25246970), (10, 20197576), (14, 14426840), (16, 12623485), (20, 10098788), (28, 7213420), (35, 5770736), (40, 5049394), (56, 3606710), (70, 2885368), (80, 2524697), (101, 1999760), (112, 1803355), (140, 1442684), (202, 999880), (280, 721342), (404, 499940), (505, 399952), (560, 360671), (707, 285680), (808, 249970), (1010, 199976), (1414, 142840), (1616, 124985), (2020, 99988), (2828, 71420), (3535, 57136), (3571, 56560), (4040, 49994), (5656, 35710), (7070, 28568), (7142, 28280), (8080, 24997), (11312, 17855), (14140, 14284)]