25327760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{877}}^1$

素因数の和:928

約数の個数: 60

約数和(自身を含む): 62220348

約数和(自身を除く): 36892588

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 877, 1444, 1520, 1754, 1805, 2888, 3508, 3610, 4385, 5776, 7016, 7220, 8770, 14032, 14440, 16663, 17540, 28880, 33326, 35080, 66652, 70160, 83315, 133304, 166630, 266608, 316597, 333260, 633194, 666520, 1266388, 1333040, 1582985, 2532776, 3165970, 5065552, 6331940, 12663880, 25327760]

約数ペア:

[(1, 25327760), (2, 12663880), (4, 6331940), (5, 5065552), (8, 3165970), (10, 2532776), (16, 1582985), (19, 1333040), (20, 1266388), (38, 666520), (40, 633194), (76, 333260), (80, 316597), (95, 266608), (152, 166630), (190, 133304), (304, 83315), (361, 70160), (380, 66652), (722, 35080), (760, 33326), (877, 28880), (1444, 17540), (1520, 16663), (1754, 14440), (1805, 14032), (2888, 8770), (3508, 7220), (3610, 7016), (4385, 5776)]