83686564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1193}}^1$

素因数の和:1300

約数の個数: 48

約数和(自身を含む): 168497280

約数和(自身を除く): 84810716

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 71, 76, 142, 247, 284, 494, 923, 988, 1193, 1349, 1846, 2386, 2698, 3692, 4772, 5396, 15509, 17537, 22667, 31018, 35074, 45334, 62036, 70148, 84703, 90668, 169406, 294671, 338812, 589342, 1101139, 1178684, 1609357, 2202278, 3218714, 4404556, 6437428, 20921641, 41843282, 83686564]

約数ペア:

[(1, 83686564), (2, 41843282), (4, 20921641), (13, 6437428), (19, 4404556), (26, 3218714), (38, 2202278), (52, 1609357), (71, 1178684), (76, 1101139), (142, 589342), (247, 338812), (284, 294671), (494, 169406), (923, 90668), (988, 84703), (1193, 70148), (1349, 62036), (1846, 45334), (2386, 35074), (2698, 31018), (3692, 22667), (4772, 17537), (5396, 15509)]