25212886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:304

約数の個数: 32

約数和(自身を含む): 41292000

約数和(自身を除く): 16079114

約数列:

[1, 2, 19, 38, 61, 73, 122, 146, 149, 298, 1159, 1387, 2318, 2774, 2831, 4453, 5662, 8906, 9089, 10877, 18178, 21754, 84607, 169214, 172691, 206663, 345382, 413326, 663497, 1326994, 12606443, 25212886]

約数ペア:

[(1, 25212886), (2, 12606443), (19, 1326994), (38, 663497), (61, 413326), (73, 345382), (122, 206663), (146, 172691), (149, 169214), (298, 84607), (1159, 21754), (1387, 18178), (2318, 10877), (2774, 9089), (2831, 8906), (4453, 5662)]