78608560

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1093}}^1$

素因数の和:1166

約数の個数: 80

約数和(自身を含む): 195344640

約数和(自身を除く): 116736080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1093, 1160, 1240, 1798, 2186, 2320, 2480, 3596, 4372, 4495, 5465, 7192, 8744, 8990, 10930, 14384, 17488, 17980, 21860, 31697, 33883, 35960, 43720, 63394, 67766, 71920, 87440, 126788, 135532, 158485, 169415, 253576, 271064, 316970, 338830, 507152, 542128, 633940, 677660, 982607, 1267880, 1355320, 1965214, 2535760, 2710640, 3930428, 4913035, 7860856, 9826070, 15721712, 19652140, 39304280, 78608560]

約数ペア:

[(1, 78608560), (2, 39304280), (4, 19652140), (5, 15721712), (8, 9826070), (10, 7860856), (16, 4913035), (20, 3930428), (29, 2710640), (31, 2535760), (40, 1965214), (58, 1355320), (62, 1267880), (80, 982607), (116, 677660), (124, 633940), (145, 542128), (155, 507152), (232, 338830), (248, 316970), (290, 271064), (310, 253576), (464, 169415), (496, 158485), (580, 135532), (620, 126788), (899, 87440), (1093, 71920), (1160, 67766), (1240, 63394), (1798, 43720), (2186, 35960), (2320, 33883), (2480, 31697), (3596, 21860), (4372, 17980), (4495, 17488), (5465, 14384), (7192, 10930), (8744, 8990)]