289577080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3547}}^1$

素因数の和:3728

約数の個数: 64

約数和(自身を含む): 706335840

約数和(自身を除く): 416758760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 520, 628, 785, 1256, 1570, 2041, 3140, 3547, 4082, 6280, 7094, 8164, 10205, 14188, 16328, 17735, 20410, 28376, 35470, 40820, 46111, 70940, 81640, 92222, 141880, 184444, 230555, 368888, 461110, 556879, 922220, 1113758, 1844440, 2227516, 2784395, 4455032, 5568790, 7239427, 11137580, 14478854, 22275160, 28957708, 36197135, 57915416, 72394270, 144788540, 289577080]

約数ペア:

[(1, 289577080), (2, 144788540), (4, 72394270), (5, 57915416), (8, 36197135), (10, 28957708), (13, 22275160), (20, 14478854), (26, 11137580), (40, 7239427), (52, 5568790), (65, 4455032), (104, 2784395), (130, 2227516), (157, 1844440), (260, 1113758), (314, 922220), (520, 556879), (628, 461110), (785, 368888), (1256, 230555), (1570, 184444), (2041, 141880), (3140, 92222), (3547, 81640), (4082, 70940), (6280, 46111), (7094, 40820), (8164, 35470), (10205, 28376), (14188, 20410), (16328, 17735)]