201996502225

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{4621}}^1$

素因数の和:4875

約数の個数: 96

約数和(自身を含む): 302813325056

約数和(自身を除く): 100816822831

約数列:

[1, 5, 7, 25, 35, 37, 43, 157, 175, 185, 215, 259, 301, 785, 925, 1075, 1099, 1295, 1505, 1591, 3925, 4621, 5495, 5809, 6475, 6751, 7525, 7955, 11137, 23105, 27475, 29045, 32347, 33755, 39775, 40663, 47257, 55685, 115525, 145225, 161735, 168775, 170977, 198703, 203315, 236285, 249787, 278425, 725497, 808675, 854885, 993515, 1016575, 1181425, 1196839, 1248935, 1390921, 1748509, 3627485, 4274425, 4967575, 5078479, 5984195, 6244675, 6954605, 7352011, 8742545, 18137425, 25392395, 26843389, 29920975, 31196371, 34773025, 36760055, 43712725, 51464077, 126961975, 134216945, 155981855, 183800275, 187903723, 218374597, 257320385, 671084725, 779909275, 939518615, 1091872985, 1154265727, 1286601925, 4697593075, 5459364925, 5771328635, 8079860089, 28856643175, 40399300445, 201996502225]

約数ペア:

[(1, 201996502225), (5, 40399300445), (7, 28856643175), (25, 8079860089), (35, 5771328635), (37, 5459364925), (43, 4697593075), (157, 1286601925), (175, 1154265727), (185, 1091872985), (215, 939518615), (259, 779909275), (301, 671084725), (785, 257320385), (925, 218374597), (1075, 187903723), (1099, 183800275), (1295, 155981855), (1505, 134216945), (1591, 126961975), (3925, 51464077), (4621, 43712725), (5495, 36760055), (5809, 34773025), (6475, 31196371), (6751, 29920975), (7525, 26843389), (7955, 25392395), (11137, 18137425), (23105, 8742545), (27475, 7352011), (29045, 6954605), (32347, 6244675), (33755, 5984195), (39775, 5078479), (40663, 4967575), (47257, 4274425), (55685, 3627485), (115525, 1748509), (145225, 1390921), (161735, 1248935), (168775, 1196839), (170977, 1181425), (198703, 1016575), (203315, 993515), (236285, 854885), (249787, 808675), (278425, 725497)]