25375390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2447}}^1$

素因数の和:2532

約数の個数: 32

約数和(自身を含む): 49175424

約数和(自身を除く): 23800034

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 2447, 4894, 5185, 10370, 12235, 24470, 41599, 83198, 149267, 207995, 298534, 415990, 746335, 1492670, 2537539, 5075078, 12687695, 25375390]

約数ペア:

[(1, 25375390), (2, 12687695), (5, 5075078), (10, 2537539), (17, 1492670), (34, 746335), (61, 415990), (85, 298534), (122, 207995), (170, 149267), (305, 83198), (610, 41599), (1037, 24470), (2074, 12235), (2447, 10370), (4894, 5185)]