77552080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31271}}^1$

素因数の和:31315

約数の個数: 40

約数和(自身を含む): 186130944

約数和(自身を除く): 108578864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 31271, 62542, 125084, 156355, 250168, 312710, 500336, 625420, 969401, 1250840, 1938802, 2501680, 3877604, 4847005, 7755208, 9694010, 15510416, 19388020, 38776040, 77552080]

約数ペア:

[(1, 77552080), (2, 38776040), (4, 19388020), (5, 15510416), (8, 9694010), (10, 7755208), (16, 4847005), (20, 3877604), (31, 2501680), (40, 1938802), (62, 1250840), (80, 969401), (124, 625420), (155, 500336), (248, 312710), (310, 250168), (496, 156355), (620, 125084), (1240, 62542), (2480, 31271)]