203489270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 394246656

約数和(自身を除く): 190757386

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 113, 155, 157, 185, 226, 310, 314, 370, 565, 785, 1130, 1147, 1570, 2294, 3503, 4181, 4867, 5735, 5809, 7006, 8362, 9734, 11470, 11618, 17515, 17741, 20905, 24335, 29045, 35030, 35482, 41810, 48670, 58090, 88705, 129611, 177410, 180079, 259222, 360158, 549971, 648055, 656417, 900395, 1099942, 1296110, 1312834, 1800790, 2749855, 3282085, 5499710, 6564170, 20348927, 40697854, 101744635, 203489270]

約数ペア:

[(1, 203489270), (2, 101744635), (5, 40697854), (10, 20348927), (31, 6564170), (37, 5499710), (62, 3282085), (74, 2749855), (113, 1800790), (155, 1312834), (157, 1296110), (185, 1099942), (226, 900395), (310, 656417), (314, 648055), (370, 549971), (565, 360158), (785, 259222), (1130, 180079), (1147, 177410), (1570, 129611), (2294, 88705), (3503, 58090), (4181, 48670), (4867, 41810), (5735, 35482), (5809, 35030), (7006, 29045), (8362, 24335), (9734, 20905), (11470, 17741), (11618, 17515)]