1008777640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{102103}}^1$

素因数の和:102146

約数の個数: 64

約数和(自身を含む): 2573020800

約数和(自身を除く): 1564243160

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 102103, 204206, 408412, 510515, 816824, 1021030, 1327339, 1939957, 2042060, 2654678, 3879914, 4084120, 5309356, 6636695, 7759828, 9699785, 10618712, 13273390, 15519656, 19399570, 25219441, 26546780, 38799140, 50438882, 53093560, 77598280, 100877764, 126097205, 201755528, 252194410, 504388820, 1008777640]

約数ペア:

[(1, 1008777640), (2, 504388820), (4, 252194410), (5, 201755528), (8, 126097205), (10, 100877764), (13, 77598280), (19, 53093560), (20, 50438882), (26, 38799140), (38, 26546780), (40, 25219441), (52, 19399570), (65, 15519656), (76, 13273390), (95, 10618712), (104, 9699785), (130, 7759828), (152, 6636695), (190, 5309356), (247, 4084120), (260, 3879914), (380, 2654678), (494, 2042060), (520, 1939957), (760, 1327339), (988, 1021030), (1235, 816824), (1976, 510515), (2470, 408412), (4940, 204206), (9880, 102103)]