198583580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14411}}^1$

素因数の和:14486

約数の個数: 48

約数和(自身を含む): 457609824

約数和(自身を除く): 259026244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 14411, 28822, 57644, 72055, 144110, 187343, 288220, 374686, 749372, 763783, 936715, 1527566, 1873430, 3055132, 3746860, 3818915, 7637830, 9929179, 15275660, 19858358, 39716716, 49645895, 99291790, 198583580]

約数ペア:

[(1, 198583580), (2, 99291790), (4, 49645895), (5, 39716716), (10, 19858358), (13, 15275660), (20, 9929179), (26, 7637830), (52, 3818915), (53, 3746860), (65, 3055132), (106, 1873430), (130, 1527566), (212, 936715), (260, 763783), (265, 749372), (530, 374686), (689, 288220), (1060, 187343), (1378, 144110), (2756, 72055), (3445, 57644), (6890, 28822), (13780, 14411)]