82698640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1327}}^1$

素因数の和:1400

約数の個数: 80

約数和(自身を含む): 207486720

約数和(自身を除く): 124788080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 760, 779, 820, 1327, 1520, 1558, 1640, 2654, 3116, 3280, 3895, 5308, 6232, 6635, 7790, 10616, 12464, 13270, 15580, 21232, 25213, 26540, 31160, 50426, 53080, 54407, 62320, 100852, 106160, 108814, 126065, 201704, 217628, 252130, 272035, 403408, 435256, 504260, 544070, 870512, 1008520, 1033733, 1088140, 2017040, 2067466, 2176280, 4134932, 4352560, 5168665, 8269864, 10337330, 16539728, 20674660, 41349320, 82698640]

約数ペア:

[(1, 82698640), (2, 41349320), (4, 20674660), (5, 16539728), (8, 10337330), (10, 8269864), (16, 5168665), (19, 4352560), (20, 4134932), (38, 2176280), (40, 2067466), (41, 2017040), (76, 1088140), (80, 1033733), (82, 1008520), (95, 870512), (152, 544070), (164, 504260), (190, 435256), (205, 403408), (304, 272035), (328, 252130), (380, 217628), (410, 201704), (656, 126065), (760, 108814), (779, 106160), (820, 100852), (1327, 62320), (1520, 54407), (1558, 53080), (1640, 50426), (2654, 31160), (3116, 26540), (3280, 25213), (3895, 21232), (5308, 15580), (6232, 13270), (6635, 12464), (7790, 10616)]