90608440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1069}}^1$

素因数の和:1256

約数の個数: 64

約数和(自身を含む): 221104800

約数和(自身を除く): 130496360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 260, 326, 520, 652, 815, 1069, 1304, 1630, 2119, 2138, 3260, 4238, 4276, 5345, 6520, 8476, 8552, 10595, 10690, 13897, 16952, 21190, 21380, 27794, 42380, 42760, 55588, 69485, 84760, 111176, 138970, 174247, 277940, 348494, 555880, 696988, 871235, 1393976, 1742470, 2265211, 3484940, 4530422, 6969880, 9060844, 11326055, 18121688, 22652110, 45304220, 90608440]

約数ペア:

[(1, 90608440), (2, 45304220), (4, 22652110), (5, 18121688), (8, 11326055), (10, 9060844), (13, 6969880), (20, 4530422), (26, 3484940), (40, 2265211), (52, 1742470), (65, 1393976), (104, 871235), (130, 696988), (163, 555880), (260, 348494), (326, 277940), (520, 174247), (652, 138970), (815, 111176), (1069, 84760), (1304, 69485), (1630, 55588), (2119, 42760), (2138, 42380), (3260, 27794), (4238, 21380), (4276, 21190), (5345, 16952), (6520, 13897), (8476, 10690), (8552, 10595)]