634853890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:667

約数の個数: 64

約数和(自身を含む): 1271013120

約数和(自身を除く): 636159230

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 137, 206, 274, 409, 515, 685, 818, 1030, 1133, 1370, 1507, 2045, 2266, 3014, 4090, 4499, 5665, 7535, 8998, 11330, 14111, 15070, 22495, 28222, 42127, 44990, 56033, 70555, 84254, 112066, 141110, 155221, 210635, 280165, 310442, 421270, 463397, 560330, 616363, 776105, 926794, 1232726, 1552210, 2316985, 3081815, 4633970, 5771399, 6163630, 11542798, 28856995, 57713990, 63485389, 126970778, 317426945, 634853890]

約数ペア:

[(1, 634853890), (2, 317426945), (5, 126970778), (10, 63485389), (11, 57713990), (22, 28856995), (55, 11542798), (103, 6163630), (110, 5771399), (137, 4633970), (206, 3081815), (274, 2316985), (409, 1552210), (515, 1232726), (685, 926794), (818, 776105), (1030, 616363), (1133, 560330), (1370, 463397), (1507, 421270), (2045, 310442), (2266, 280165), (3014, 210635), (4090, 155221), (4499, 141110), (5665, 112066), (7535, 84254), (8998, 70555), (11330, 56033), (14111, 44990), (15070, 42127), (22495, 28222)]