77145236

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 165489408

約数和(自身を除く): 88344172

約数列:

[1, 2, 4, 7, 14, 28, 31, 47, 61, 62, 94, 122, 124, 188, 217, 244, 329, 427, 434, 658, 854, 868, 961, 1316, 1457, 1708, 1891, 1922, 2867, 2914, 3782, 3844, 5734, 5828, 6727, 7564, 10199, 11468, 13237, 13454, 20069, 20398, 26474, 26908, 40138, 40796, 45167, 52948, 58621, 80276, 88877, 90334, 117242, 177754, 180668, 234484, 316169, 355508, 410347, 622139, 632338, 820694, 1244278, 1264676, 1641388, 2488556, 2755187, 5510374, 11020748, 19286309, 38572618, 77145236]

約数ペア:

[(1, 77145236), (2, 38572618), (4, 19286309), (7, 11020748), (14, 5510374), (28, 2755187), (31, 2488556), (47, 1641388), (61, 1264676), (62, 1244278), (94, 820694), (122, 632338), (124, 622139), (188, 410347), (217, 355508), (244, 316169), (329, 234484), (427, 180668), (434, 177754), (658, 117242), (854, 90334), (868, 88877), (961, 80276), (1316, 58621), (1457, 52948), (1708, 45167), (1891, 40796), (1922, 40138), (2867, 26908), (2914, 26474), (3782, 20398), (3844, 20069), (5734, 13454), (5828, 13237), (6727, 11468), (7564, 10199)]