65560360

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 152021520

約数和(自身を除く): 86461160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 97, 122, 194, 244, 277, 305, 388, 485, 488, 554, 610, 776, 970, 1108, 1220, 1385, 1940, 2216, 2440, 2770, 3880, 5540, 5917, 11080, 11834, 16897, 23668, 26869, 29585, 33794, 47336, 53738, 59170, 67588, 84485, 107476, 118340, 134345, 135176, 168970, 214952, 236680, 268690, 337940, 537380, 675880, 1074760, 1639009, 3278018, 6556036, 8195045, 13112072, 16390090, 32780180, 65560360]

約数ペア:

[(1, 65560360), (2, 32780180), (4, 16390090), (5, 13112072), (8, 8195045), (10, 6556036), (20, 3278018), (40, 1639009), (61, 1074760), (97, 675880), (122, 537380), (194, 337940), (244, 268690), (277, 236680), (305, 214952), (388, 168970), (485, 135176), (488, 134345), (554, 118340), (610, 107476), (776, 84485), (970, 67588), (1108, 59170), (1220, 53738), (1385, 47336), (1940, 33794), (2216, 29585), (2440, 26869), (2770, 23668), (3880, 16897), (5540, 11834), (5917, 11080)]