131952760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1432

約数の個数: 64

約数和(自身を含む): 309355200

約数和(自身を除く): 177402440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 61, 82, 122, 164, 205, 244, 305, 328, 410, 488, 610, 820, 1220, 1319, 1640, 2440, 2501, 2638, 5002, 5276, 6595, 10004, 10552, 12505, 13190, 20008, 25010, 26380, 50020, 52760, 54079, 80459, 100040, 108158, 160918, 216316, 270395, 321836, 402295, 432632, 540790, 643672, 804590, 1081580, 1609180, 2163160, 3218360, 3298819, 6597638, 13195276, 16494095, 26390552, 32988190, 65976380, 131952760]

約数ペア:

[(1, 131952760), (2, 65976380), (4, 32988190), (5, 26390552), (8, 16494095), (10, 13195276), (20, 6597638), (40, 3298819), (41, 3218360), (61, 2163160), (82, 1609180), (122, 1081580), (164, 804590), (205, 643672), (244, 540790), (305, 432632), (328, 402295), (410, 321836), (488, 270395), (610, 216316), (820, 160918), (1220, 108158), (1319, 100040), (1640, 80459), (2440, 54079), (2501, 52760), (2638, 50020), (5002, 26380), (5276, 25010), (6595, 20008), (10004, 13190), (10552, 12505)]