78310204

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{281}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 162025920

約数和(自身を除く): 83715716

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 269, 281, 518, 538, 562, 1036, 1076, 1124, 1883, 1967, 3766, 3934, 7532, 7868, 9953, 10397, 19906, 20794, 39812, 41588, 69671, 72779, 75589, 139342, 145558, 151178, 278684, 291116, 302356, 529123, 1058246, 2116492, 2796793, 5593586, 11187172, 19577551, 39155102, 78310204]

約数ペア:

[(1, 78310204), (2, 39155102), (4, 19577551), (7, 11187172), (14, 5593586), (28, 2796793), (37, 2116492), (74, 1058246), (148, 529123), (259, 302356), (269, 291116), (281, 278684), (518, 151178), (538, 145558), (562, 139342), (1036, 75589), (1076, 72779), (1124, 69671), (1883, 41588), (1967, 39812), (3766, 20794), (3934, 19906), (7532, 10397), (7868, 9953)]