201231334465

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{997}}^1\times {\mathrm{1597}}^1$

素因数の和:2786

約数の個数: 64

約数和(自身を含む): 290279844864

約数和(自身を除く): 89048510399

約数列:

[1, 5, 7, 23, 35, 115, 157, 161, 785, 805, 997, 1099, 1597, 3611, 4985, 5495, 6979, 7985, 11179, 18055, 22931, 25277, 34895, 36731, 55895, 114655, 126385, 156529, 160517, 183655, 250729, 257117, 782645, 802585, 1095703, 1253645, 1285585, 1592209, 1755103, 3600167, 5478515, 5766767, 7961045, 8775515, 11145463, 18000835, 25201169, 28833835, 36620807, 40367369, 55727315, 126005845, 183104035, 201836845, 249976813, 256345649, 1249884065, 1281728245, 1749837691, 5749466699, 8749188455, 28747333495, 40246266893, 201231334465]

約数ペア:

[(1, 201231334465), (5, 40246266893), (7, 28747333495), (23, 8749188455), (35, 5749466699), (115, 1749837691), (157, 1281728245), (161, 1249884065), (785, 256345649), (805, 249976813), (997, 201836845), (1099, 183104035), (1597, 126005845), (3611, 55727315), (4985, 40367369), (5495, 36620807), (6979, 28833835), (7985, 25201169), (11179, 18000835), (18055, 11145463), (22931, 8775515), (25277, 7961045), (34895, 5766767), (36731, 5478515), (55895, 3600167), (114655, 1755103), (126385, 1592209), (156529, 1285585), (160517, 1253645), (183655, 1095703), (250729, 802585), (257117, 782645)]