15696737888

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{20407}}^1$

素因数の和:20516

約数の個数: 72

約数和(自身を含む): 34073727408

約数和(自身を除く): 18376989520

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 1849, 2236, 3698, 4472, 7396, 8944, 14792, 17888, 20407, 24037, 29584, 40814, 48074, 59168, 81628, 96148, 163256, 192296, 265291, 326512, 384592, 530582, 653024, 769184, 877501, 1061164, 1755002, 2122328, 3510004, 4244656, 7020008, 8489312, 11407513, 14040016, 22815026, 28080032, 37732543, 45630052, 75465086, 91260104, 150930172, 182520208, 301860344, 365040416, 490523059, 603720688, 981046118, 1207441376, 1962092236, 3924184472, 7848368944, 15696737888]

約数ペア:

[(1, 15696737888), (2, 7848368944), (4, 3924184472), (8, 1962092236), (13, 1207441376), (16, 981046118), (26, 603720688), (32, 490523059), (43, 365040416), (52, 301860344), (86, 182520208), (104, 150930172), (172, 91260104), (208, 75465086), (344, 45630052), (416, 37732543), (559, 28080032), (688, 22815026), (1118, 14040016), (1376, 11407513), (1849, 8489312), (2236, 7020008), (3698, 4244656), (4472, 3510004), (7396, 2122328), (8944, 1755002), (14792, 1061164), (17888, 877501), (20407, 769184), (24037, 653024), (29584, 530582), (40814, 384592), (48074, 326512), (59168, 265291), (81628, 192296), (96148, 163256)]