38421650

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 73923840

約数和(自身を除く): 35502190

約数列:

[1, 2, 5, 10, 25, 50, 71, 79, 137, 142, 158, 274, 355, 395, 685, 710, 790, 1370, 1775, 1975, 3425, 3550, 3950, 5609, 6850, 9727, 10823, 11218, 19454, 21646, 28045, 48635, 54115, 56090, 97270, 108230, 140225, 243175, 270575, 280450, 486350, 541150, 768433, 1536866, 3842165, 7684330, 19210825, 38421650]

約数ペア:

[(1, 38421650), (2, 19210825), (5, 7684330), (10, 3842165), (25, 1536866), (50, 768433), (71, 541150), (79, 486350), (137, 280450), (142, 270575), (158, 243175), (274, 140225), (355, 108230), (395, 97270), (685, 56090), (710, 54115), (790, 48635), (1370, 28045), (1775, 21646), (1975, 19454), (3425, 11218), (3550, 10823), (3950, 9727), (5609, 6850)]