25637690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^2$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 51479064

約数和(自身を除く): 25841374

約数列:

[1, 2, 5, 10, 13, 26, 53, 61, 65, 106, 122, 130, 265, 305, 530, 610, 689, 793, 1378, 1586, 3233, 3445, 3721, 3965, 6466, 6890, 7442, 7930, 16165, 18605, 32330, 37210, 42029, 48373, 84058, 96746, 197213, 210145, 241865, 394426, 420290, 483730, 986065, 1972130, 2563769, 5127538, 12818845, 25637690]

約数ペア:

[(1, 25637690), (2, 12818845), (5, 5127538), (10, 2563769), (13, 1972130), (26, 986065), (53, 483730), (61, 420290), (65, 394426), (106, 241865), (122, 210145), (130, 197213), (265, 96746), (305, 84058), (530, 48373), (610, 42029), (689, 37210), (793, 32330), (1378, 18605), (1586, 16165), (3233, 7930), (3445, 7442), (3721, 6890), (3965, 6466)]