86404760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1867}}^1$

素因数の和:1980

約数の個数: 64

約数和(自身を含む): 211831200

約数和(自身を除く): 125426440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 260, 356, 445, 520, 712, 890, 1157, 1780, 1867, 2314, 3560, 3734, 4628, 5785, 7468, 9256, 9335, 11570, 14936, 18670, 23140, 24271, 37340, 46280, 48542, 74680, 97084, 121355, 166163, 194168, 242710, 332326, 485420, 664652, 830815, 970840, 1329304, 1661630, 2160119, 3323260, 4320238, 6646520, 8640476, 10800595, 17280952, 21601190, 43202380, 86404760]

約数ペア:

[(1, 86404760), (2, 43202380), (4, 21601190), (5, 17280952), (8, 10800595), (10, 8640476), (13, 6646520), (20, 4320238), (26, 3323260), (40, 2160119), (52, 1661630), (65, 1329304), (89, 970840), (104, 830815), (130, 664652), (178, 485420), (260, 332326), (356, 242710), (445, 194168), (520, 166163), (712, 121355), (890, 97084), (1157, 74680), (1780, 48542), (1867, 46280), (2314, 37340), (3560, 24271), (3734, 23140), (4628, 18670), (5785, 14936), (7468, 11570), (9256, 9335)]