129646960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1$

素因数の和:962

約数の個数: 80

約数和(自身を含む): 316622592

約数和(自身を除く): 186975632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 244, 248, 305, 310, 488, 496, 610, 620, 857, 976, 1220, 1240, 1714, 1891, 2440, 2480, 3428, 3782, 4285, 4880, 6856, 7564, 8570, 9455, 13712, 15128, 17140, 18910, 26567, 30256, 34280, 37820, 52277, 53134, 68560, 75640, 104554, 106268, 132835, 151280, 209108, 212536, 261385, 265670, 418216, 425072, 522770, 531340, 836432, 1045540, 1062680, 1620587, 2091080, 2125360, 3241174, 4182160, 6482348, 8102935, 12964696, 16205870, 25929392, 32411740, 64823480, 129646960]

約数ペア:

[(1, 129646960), (2, 64823480), (4, 32411740), (5, 25929392), (8, 16205870), (10, 12964696), (16, 8102935), (20, 6482348), (31, 4182160), (40, 3241174), (61, 2125360), (62, 2091080), (80, 1620587), (122, 1062680), (124, 1045540), (155, 836432), (244, 531340), (248, 522770), (305, 425072), (310, 418216), (488, 265670), (496, 261385), (610, 212536), (620, 209108), (857, 151280), (976, 132835), (1220, 106268), (1240, 104554), (1714, 75640), (1891, 68560), (2440, 53134), (2480, 52277), (3428, 37820), (3782, 34280), (4285, 30256), (4880, 26567), (6856, 18910), (7564, 17140), (8570, 15128), (9455, 13712)]