88840720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1$

素因数の和:1000

約数の個数: 80

約数和(自身を含む): 219843072

約数和(自身を除く): 131002352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 53, 80, 92, 106, 115, 184, 212, 230, 265, 368, 424, 460, 530, 848, 911, 920, 1060, 1219, 1822, 1840, 2120, 2438, 3644, 4240, 4555, 4876, 6095, 7288, 9110, 9752, 12190, 14576, 18220, 19504, 20953, 24380, 36440, 41906, 48283, 48760, 72880, 83812, 96566, 97520, 104765, 167624, 193132, 209530, 241415, 335248, 386264, 419060, 482830, 772528, 838120, 965660, 1110509, 1676240, 1931320, 2221018, 3862640, 4442036, 5552545, 8884072, 11105090, 17768144, 22210180, 44420360, 88840720]

約数ペア:

[(1, 88840720), (2, 44420360), (4, 22210180), (5, 17768144), (8, 11105090), (10, 8884072), (16, 5552545), (20, 4442036), (23, 3862640), (40, 2221018), (46, 1931320), (53, 1676240), (80, 1110509), (92, 965660), (106, 838120), (115, 772528), (184, 482830), (212, 419060), (230, 386264), (265, 335248), (368, 241415), (424, 209530), (460, 193132), (530, 167624), (848, 104765), (911, 97520), (920, 96566), (1060, 83812), (1219, 72880), (1822, 48760), (1840, 48283), (2120, 41906), (2438, 36440), (3644, 24380), (4240, 20953), (4555, 19504), (4876, 18220), (6095, 14576), (7288, 12190), (9110, 9752)]