87683540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:837

約数の個数: 72

約数和(自身を含む): 216149472

約数和(自身を除く): 128465932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 131, 140, 196, 245, 262, 490, 524, 655, 683, 917, 980, 1310, 1366, 1834, 2620, 2732, 3415, 3668, 4585, 4781, 6419, 6830, 9170, 9562, 12838, 13660, 18340, 19124, 23905, 25676, 32095, 33467, 47810, 64190, 66934, 89473, 95620, 128380, 133868, 167335, 178946, 334670, 357892, 447365, 626311, 669340, 894730, 1252622, 1789460, 2505244, 3131555, 4384177, 6263110, 8768354, 12526220, 17536708, 21920885, 43841770, 87683540]

約数ペア:

[(1, 87683540), (2, 43841770), (4, 21920885), (5, 17536708), (7, 12526220), (10, 8768354), (14, 6263110), (20, 4384177), (28, 3131555), (35, 2505244), (49, 1789460), (70, 1252622), (98, 894730), (131, 669340), (140, 626311), (196, 447365), (245, 357892), (262, 334670), (490, 178946), (524, 167335), (655, 133868), (683, 128380), (917, 95620), (980, 89473), (1310, 66934), (1366, 64190), (1834, 47810), (2620, 33467), (2732, 32095), (3415, 25676), (3668, 23905), (4585, 19124), (4781, 18340), (6419, 13660), (6830, 12838), (9170, 9562)]