65990820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3343}}^1$

素因数の和:3409

約数の個数: 96

約数和(自身を含む): 215728128

約数和(自身を除く): 149737308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3343, 3948, 4935, 6580, 6686, 9870, 10029, 13372, 16715, 19740, 20058, 23401, 33430, 40116, 46802, 50145, 66860, 70203, 93604, 100290, 117005, 140406, 157121, 200580, 234010, 280812, 314242, 351015, 468020, 471363, 628484, 702030, 785605, 942726, 1099847, 1404060, 1571210, 1885452, 2199694, 2356815, 3142420, 3299541, 4399388, 4713630, 5499235, 6599082, 9427260, 10998470, 13198164, 16497705, 21996940, 32995410, 65990820]

約数ペア:

[(1, 65990820), (2, 32995410), (3, 21996940), (4, 16497705), (5, 13198164), (6, 10998470), (7, 9427260), (10, 6599082), (12, 5499235), (14, 4713630), (15, 4399388), (20, 3299541), (21, 3142420), (28, 2356815), (30, 2199694), (35, 1885452), (42, 1571210), (47, 1404060), (60, 1099847), (70, 942726), (84, 785605), (94, 702030), (105, 628484), (140, 471363), (141, 468020), (188, 351015), (210, 314242), (235, 280812), (282, 234010), (329, 200580), (420, 157121), (470, 140406), (564, 117005), (658, 100290), (705, 93604), (940, 70203), (987, 66860), (1316, 50145), (1410, 46802), (1645, 40116), (1974, 33430), (2820, 23401), (3290, 20058), (3343, 19740), (3948, 16715), (4935, 13372), (6580, 10029), (6686, 9870)]