25338640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 62995968

約数和(自身を除く): 37657328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 47, 80, 92, 94, 115, 184, 188, 230, 235, 293, 368, 376, 460, 470, 586, 752, 920, 940, 1081, 1172, 1465, 1840, 1880, 2162, 2344, 2930, 3760, 4324, 4688, 5405, 5860, 6739, 8648, 10810, 11720, 13478, 13771, 17296, 21620, 23440, 26956, 27542, 33695, 43240, 53912, 55084, 67390, 68855, 86480, 107824, 110168, 134780, 137710, 220336, 269560, 275420, 316733, 539120, 550840, 633466, 1101680, 1266932, 1583665, 2533864, 3167330, 5067728, 6334660, 12669320, 25338640]

約数ペア:

[(1, 25338640), (2, 12669320), (4, 6334660), (5, 5067728), (8, 3167330), (10, 2533864), (16, 1583665), (20, 1266932), (23, 1101680), (40, 633466), (46, 550840), (47, 539120), (80, 316733), (92, 275420), (94, 269560), (115, 220336), (184, 137710), (188, 134780), (230, 110168), (235, 107824), (293, 86480), (368, 68855), (376, 67390), (460, 55084), (470, 53912), (586, 43240), (752, 33695), (920, 27542), (940, 26956), (1081, 23440), (1172, 21620), (1465, 17296), (1840, 13771), (1880, 13478), (2162, 11720), (2344, 10810), (2930, 8648), (3760, 6739), (4324, 5860), (4688, 5405)]