67328560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1579}}^1$

素因数の和:1646

約数の個数: 80

約数和(自身を含む): 172801440

約数和(自身を除く): 105472880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1579, 1640, 2132, 2665, 3158, 3280, 4264, 5330, 6316, 7895, 8528, 10660, 12632, 15790, 20527, 21320, 25264, 31580, 41054, 42640, 63160, 64739, 82108, 102635, 126320, 129478, 164216, 205270, 258956, 323695, 328432, 410540, 517912, 647390, 821080, 841607, 1035824, 1294780, 1642160, 1683214, 2589560, 3366428, 4208035, 5179120, 6732856, 8416070, 13465712, 16832140, 33664280, 67328560]

約数ペア:

[(1, 67328560), (2, 33664280), (4, 16832140), (5, 13465712), (8, 8416070), (10, 6732856), (13, 5179120), (16, 4208035), (20, 3366428), (26, 2589560), (40, 1683214), (41, 1642160), (52, 1294780), (65, 1035824), (80, 841607), (82, 821080), (104, 647390), (130, 517912), (164, 410540), (205, 328432), (208, 323695), (260, 258956), (328, 205270), (410, 164216), (520, 129478), (533, 126320), (656, 102635), (820, 82108), (1040, 64739), (1066, 63160), (1579, 42640), (1640, 41054), (2132, 31580), (2665, 25264), (3158, 21320), (3280, 20527), (4264, 15790), (5330, 12632), (6316, 10660), (7895, 8528)]