161663264

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^2\times {\mathrm{751}}^1$

素因数の和:830

約数の個数: 72

約数和(自身を含む): 376354944

約数和(自身を除く): 214691680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 751, 868, 961, 992, 1502, 1736, 1922, 3004, 3472, 3844, 5257, 6008, 6727, 6944, 7688, 10514, 12016, 13454, 15376, 21028, 23281, 24032, 26908, 30752, 42056, 46562, 53816, 84112, 93124, 107632, 162967, 168224, 186248, 215264, 325934, 372496, 651868, 721711, 744992, 1303736, 1443422, 2607472, 2886844, 5051977, 5214944, 5773688, 10103954, 11547376, 20207908, 23094752, 40415816, 80831632, 161663264]

約数ペア:

[(1, 161663264), (2, 80831632), (4, 40415816), (7, 23094752), (8, 20207908), (14, 11547376), (16, 10103954), (28, 5773688), (31, 5214944), (32, 5051977), (56, 2886844), (62, 2607472), (112, 1443422), (124, 1303736), (217, 744992), (224, 721711), (248, 651868), (434, 372496), (496, 325934), (751, 215264), (868, 186248), (961, 168224), (992, 162967), (1502, 107632), (1736, 93124), (1922, 84112), (3004, 53816), (3472, 46562), (3844, 42056), (5257, 30752), (6008, 26908), (6727, 24032), (6944, 23281), (7688, 21028), (10514, 15376), (12016, 13454)]