127931360

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{8243}}^1$

素因数の和:8355

約数の個数: 48

約数和(自身を含む): 305390736

約数和(自身を除く): 177459376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1940, 3104, 3880, 7760, 8243, 15520, 16486, 32972, 41215, 65944, 82430, 131888, 164860, 263776, 329720, 659440, 799571, 1318880, 1599142, 3198284, 3997855, 6396568, 7995710, 12793136, 15991420, 25586272, 31982840, 63965680, 127931360]

約数ペア:

[(1, 127931360), (2, 63965680), (4, 31982840), (5, 25586272), (8, 15991420), (10, 12793136), (16, 7995710), (20, 6396568), (32, 3997855), (40, 3198284), (80, 1599142), (97, 1318880), (160, 799571), (194, 659440), (388, 329720), (485, 263776), (776, 164860), (970, 131888), (1552, 82430), (1940, 65944), (3104, 41215), (3880, 32972), (7760, 16486), (8243, 15520)]