245330900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79139}}^1$

素因数の和:79184

約数の個数: 36

約数和(自身を含む): 549548160

約数和(自身を除く): 304217260

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 79139, 158278, 316556, 395695, 791390, 1582780, 1978475, 2453309, 3956950, 4906618, 7913900, 9813236, 12266545, 24533090, 49066180, 61332725, 122665450, 245330900]

約数ペア:

[(1, 245330900), (2, 122665450), (4, 61332725), (5, 49066180), (10, 24533090), (20, 12266545), (25, 9813236), (31, 7913900), (50, 4906618), (62, 3956950), (100, 2453309), (124, 1978475), (155, 1582780), (310, 791390), (620, 395695), (775, 316556), (1550, 158278), (3100, 79139)]