196351520

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1277}}^1$

素因数の和:1354

約数の個数: 72

約数和(自身を含む): 479702412

約数和(自身を除く): 283350892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 961, 992, 1240, 1277, 1922, 2480, 2554, 3844, 4805, 4960, 5108, 6385, 7688, 9610, 10216, 12770, 15376, 19220, 20432, 25540, 30752, 38440, 39587, 40864, 51080, 76880, 79174, 102160, 153760, 158348, 197935, 204320, 316696, 395870, 633392, 791740, 1227197, 1266784, 1583480, 2454394, 3166960, 4908788, 6135985, 6333920, 9817576, 12271970, 19635152, 24543940, 39270304, 49087880, 98175760, 196351520]

約数ペア:

[(1, 196351520), (2, 98175760), (4, 49087880), (5, 39270304), (8, 24543940), (10, 19635152), (16, 12271970), (20, 9817576), (31, 6333920), (32, 6135985), (40, 4908788), (62, 3166960), (80, 2454394), (124, 1583480), (155, 1266784), (160, 1227197), (248, 791740), (310, 633392), (496, 395870), (620, 316696), (961, 204320), (992, 197935), (1240, 158348), (1277, 153760), (1922, 102160), (2480, 79174), (2554, 76880), (3844, 51080), (4805, 40864), (4960, 39587), (5108, 38440), (6385, 30752), (7688, 25540), (9610, 20432), (10216, 19220), (12770, 15376)]