84287665

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 132991488

約数和(自身を除く): 48703823

約数列:

[1, 5, 7, 11, 35, 37, 55, 61, 77, 97, 185, 259, 305, 385, 407, 427, 485, 671, 679, 1067, 1295, 2035, 2135, 2257, 2849, 3355, 3395, 3589, 4697, 5335, 5917, 7469, 11285, 14245, 15799, 17945, 23485, 24827, 25123, 29585, 37345, 39479, 41419, 65087, 78995, 124135, 125615, 173789, 197395, 207095, 218929, 276353, 325435, 455609, 868945, 1094645, 1381765, 1532503, 2278045, 2408219, 7662515, 12041095, 16857533, 84287665]

約数ペア:

[(1, 84287665), (5, 16857533), (7, 12041095), (11, 7662515), (35, 2408219), (37, 2278045), (55, 1532503), (61, 1381765), (77, 1094645), (97, 868945), (185, 455609), (259, 325435), (305, 276353), (385, 218929), (407, 207095), (427, 197395), (485, 173789), (671, 125615), (679, 124135), (1067, 78995), (1295, 65087), (2035, 41419), (2135, 39479), (2257, 37345), (2849, 29585), (3355, 25123), (3395, 24827), (3589, 23485), (4697, 17945), (5335, 15799), (5917, 14245), (7469, 11285)]