69695440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 169274880

約数和(自身を除く): 99579440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 157, 179, 248, 310, 314, 358, 496, 620, 628, 716, 785, 895, 1240, 1256, 1432, 1570, 1790, 2480, 2512, 2864, 3140, 3580, 4867, 5549, 6280, 7160, 9734, 11098, 12560, 14320, 19468, 22196, 24335, 27745, 28103, 38936, 44392, 48670, 55490, 56206, 77872, 88784, 97340, 110980, 112412, 140515, 194680, 221960, 224824, 281030, 389360, 443920, 449648, 562060, 871193, 1124120, 1742386, 2248240, 3484772, 4355965, 6969544, 8711930, 13939088, 17423860, 34847720, 69695440]

約数ペア:

[(1, 69695440), (2, 34847720), (4, 17423860), (5, 13939088), (8, 8711930), (10, 6969544), (16, 4355965), (20, 3484772), (31, 2248240), (40, 1742386), (62, 1124120), (80, 871193), (124, 562060), (155, 449648), (157, 443920), (179, 389360), (248, 281030), (310, 224824), (314, 221960), (358, 194680), (496, 140515), (620, 112412), (628, 110980), (716, 97340), (785, 88784), (895, 77872), (1240, 56206), (1256, 55490), (1432, 48670), (1570, 44392), (1790, 38936), (2480, 28103), (2512, 27745), (2864, 24335), (3140, 22196), (3580, 19468), (4867, 14320), (5549, 12560), (6280, 11098), (7160, 9734)]