13156720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 80

約数和(自身を含む): 32542560

約数和(自身を除く): 19385840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 53, 58, 80, 106, 107, 116, 145, 212, 214, 232, 265, 290, 424, 428, 464, 530, 535, 580, 848, 856, 1060, 1070, 1160, 1537, 1712, 2120, 2140, 2320, 3074, 3103, 4240, 4280, 5671, 6148, 6206, 7685, 8560, 11342, 12296, 12412, 15370, 15515, 22684, 24592, 24824, 28355, 30740, 31030, 45368, 49648, 56710, 61480, 62060, 90736, 113420, 122960, 124120, 164459, 226840, 248240, 328918, 453680, 657836, 822295, 1315672, 1644590, 2631344, 3289180, 6578360, 13156720]

約数ペア:

[(1, 13156720), (2, 6578360), (4, 3289180), (5, 2631344), (8, 1644590), (10, 1315672), (16, 822295), (20, 657836), (29, 453680), (40, 328918), (53, 248240), (58, 226840), (80, 164459), (106, 124120), (107, 122960), (116, 113420), (145, 90736), (212, 62060), (214, 61480), (232, 56710), (265, 49648), (290, 45368), (424, 31030), (428, 30740), (464, 28355), (530, 24824), (535, 24592), (580, 22684), (848, 15515), (856, 15370), (1060, 12412), (1070, 12296), (1160, 11342), (1537, 8560), (1712, 7685), (2120, 6206), (2140, 6148), (2320, 5671), (3074, 4280), (3103, 4240)]