25464940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3527}}^1$

素因数の和:3574

約数の個数: 36

約数和(自身を含む): 56455056

約数和(自身を除く): 30990116

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3527, 3610, 7054, 7220, 14108, 17635, 35270, 67013, 70540, 134026, 268052, 335065, 670130, 1273247, 1340260, 2546494, 5092988, 6366235, 12732470, 25464940]

約数ペア:

[(1, 25464940), (2, 12732470), (4, 6366235), (5, 5092988), (10, 2546494), (19, 1340260), (20, 1273247), (38, 670130), (76, 335065), (95, 268052), (190, 134026), (361, 70540), (380, 67013), (722, 35270), (1444, 17635), (1805, 14108), (3527, 7220), (3610, 7054)]