25592060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{383}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 58254336

約数和(自身を除く): 32662276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 257, 260, 383, 514, 766, 1028, 1285, 1532, 1915, 2570, 3341, 3830, 4979, 5140, 6682, 7660, 9958, 13364, 16705, 19916, 24895, 33410, 49790, 66820, 98431, 99580, 196862, 393724, 492155, 984310, 1279603, 1968620, 2559206, 5118412, 6398015, 12796030, 25592060]

約数ペア:

[(1, 25592060), (2, 12796030), (4, 6398015), (5, 5118412), (10, 2559206), (13, 1968620), (20, 1279603), (26, 984310), (52, 492155), (65, 393724), (130, 196862), (257, 99580), (260, 98431), (383, 66820), (514, 49790), (766, 33410), (1028, 24895), (1285, 19916), (1532, 16705), (1915, 13364), (2570, 9958), (3341, 7660), (3830, 6682), (4979, 5140)]