308968090

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1\times {\mathrm{601}}^1$

素因数の和:1218

約数の個数: 32

約数和(自身を含む): 563688720

約数和(自身を除く): 254720630

約数列:

[1, 2, 5, 10, 101, 202, 505, 509, 601, 1010, 1018, 1202, 2545, 3005, 5090, 6010, 51409, 60701, 102818, 121402, 257045, 303505, 305909, 514090, 607010, 611818, 1529545, 3059090, 30896809, 61793618, 154484045, 308968090]

約数ペア:

[(1, 308968090), (2, 154484045), (5, 61793618), (10, 30896809), (101, 3059090), (202, 1529545), (505, 611818), (509, 607010), (601, 514090), (1010, 305909), (1018, 303505), (1202, 257045), (2545, 121402), (3005, 102818), (5090, 60701), (6010, 51409)]