135435280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{563}}^1$

素因数の和:704

約数の個数: 80

約数和(自身を含む): 328978944

約数和(自身を除く): 193543664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 388, 485, 496, 563, 620, 776, 970, 1126, 1240, 1552, 1940, 2252, 2480, 2815, 3007, 3880, 4504, 5630, 6014, 7760, 9008, 11260, 12028, 15035, 17453, 22520, 24056, 30070, 34906, 45040, 48112, 54611, 60140, 69812, 87265, 109222, 120280, 139624, 174530, 218444, 240560, 273055, 279248, 349060, 436888, 546110, 698120, 873776, 1092220, 1396240, 1692941, 2184440, 3385882, 4368880, 6771764, 8464705, 13543528, 16929410, 27087056, 33858820, 67717640, 135435280]

約数ペア:

[(1, 135435280), (2, 67717640), (4, 33858820), (5, 27087056), (8, 16929410), (10, 13543528), (16, 8464705), (20, 6771764), (31, 4368880), (40, 3385882), (62, 2184440), (80, 1692941), (97, 1396240), (124, 1092220), (155, 873776), (194, 698120), (248, 546110), (310, 436888), (388, 349060), (485, 279248), (496, 273055), (563, 240560), (620, 218444), (776, 174530), (970, 139624), (1126, 120280), (1240, 109222), (1552, 87265), (1940, 69812), (2252, 60140), (2480, 54611), (2815, 48112), (3007, 45040), (3880, 34906), (4504, 30070), (5630, 24056), (6014, 22520), (7760, 17453), (9008, 15035), (11260, 12028)]