259693010

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{3527}}^1$

素因数の和:3770

約数の個数: 32

約数和(自身を含む): 482630400

約数和(自身を除く): 222937390

約数列:

[1, 2, 5, 10, 37, 74, 185, 199, 370, 398, 995, 1990, 3527, 7054, 7363, 14726, 17635, 35270, 36815, 73630, 130499, 260998, 652495, 701873, 1304990, 1403746, 3509365, 7018730, 25969301, 51938602, 129846505, 259693010]

約数ペア:

[(1, 259693010), (2, 129846505), (5, 51938602), (10, 25969301), (37, 7018730), (74, 3509365), (185, 1403746), (199, 1304990), (370, 701873), (398, 652495), (995, 260998), (1990, 130499), (3527, 73630), (7054, 36815), (7363, 35270), (14726, 17635)]