142999400

素因数分解:

$2^3\times 5^2\times {\mathrm{397}}^1\times {\mathrm{1801}}^1$

素因数の和:2214

約数の個数: 48

約数和(自身を含む): 333496140

約数和(自身を除く): 190496740

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 397, 794, 1588, 1801, 1985, 3176, 3602, 3970, 7204, 7940, 9005, 9925, 14408, 15880, 18010, 19850, 36020, 39700, 45025, 72040, 79400, 90050, 180100, 360200, 714997, 1429994, 2859988, 3574985, 5719976, 7149970, 14299940, 17874925, 28599880, 35749850, 71499700, 142999400]

約数ペア:

[(1, 142999400), (2, 71499700), (4, 35749850), (5, 28599880), (8, 17874925), (10, 14299940), (20, 7149970), (25, 5719976), (40, 3574985), (50, 2859988), (100, 1429994), (200, 714997), (397, 360200), (794, 180100), (1588, 90050), (1801, 79400), (1985, 72040), (3176, 45025), (3602, 39700), (3970, 36020), (7204, 19850), (7940, 18010), (9005, 15880), (9925, 14408)]