137493880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1601}}^1$

素因数の和:1744

約数の個数: 64

約数和(自身を含む): 328730400

約数和(自身を除く): 191236520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 113, 152, 190, 226, 380, 452, 565, 760, 904, 1130, 1601, 2147, 2260, 3202, 4294, 4520, 6404, 8005, 8588, 10735, 12808, 16010, 17176, 21470, 30419, 32020, 42940, 60838, 64040, 85880, 121676, 152095, 180913, 243352, 304190, 361826, 608380, 723652, 904565, 1216760, 1447304, 1809130, 3437347, 3618260, 6874694, 7236520, 13749388, 17186735, 27498776, 34373470, 68746940, 137493880]

約数ペア:

[(1, 137493880), (2, 68746940), (4, 34373470), (5, 27498776), (8, 17186735), (10, 13749388), (19, 7236520), (20, 6874694), (38, 3618260), (40, 3437347), (76, 1809130), (95, 1447304), (113, 1216760), (152, 904565), (190, 723652), (226, 608380), (380, 361826), (452, 304190), (565, 243352), (760, 180913), (904, 152095), (1130, 121676), (1601, 85880), (2147, 64040), (2260, 60838), (3202, 42940), (4294, 32020), (4520, 30419), (6404, 21470), (8005, 17176), (8588, 16010), (10735, 12808)]