77689724

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 161810880

約数和(自身を除く): 84121156

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 241, 397, 406, 482, 794, 812, 964, 1588, 1687, 2779, 3374, 5558, 6748, 6989, 11116, 11513, 13978, 23026, 27956, 46052, 48923, 80591, 95677, 97846, 161182, 191354, 195692, 322364, 382708, 669739, 1339478, 2678956, 2774633, 5549266, 11098532, 19422431, 38844862, 77689724]

約数ペア:

[(1, 77689724), (2, 38844862), (4, 19422431), (7, 11098532), (14, 5549266), (28, 2774633), (29, 2678956), (58, 1339478), (116, 669739), (203, 382708), (241, 322364), (397, 195692), (406, 191354), (482, 161182), (794, 97846), (812, 95677), (964, 80591), (1588, 48923), (1687, 46052), (2779, 27956), (3374, 23026), (5558, 13978), (6748, 11513), (6989, 11116)]