85890460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 204664320

約数和(自身を除く): 118773860

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 31, 34, 58, 62, 68, 85, 116, 124, 145, 155, 170, 281, 290, 310, 340, 493, 527, 562, 580, 620, 899, 986, 1054, 1124, 1405, 1798, 1972, 2108, 2465, 2635, 2810, 3596, 4495, 4777, 4930, 5270, 5620, 8149, 8711, 8990, 9554, 9860, 10540, 15283, 16298, 17422, 17980, 19108, 23885, 30566, 32596, 34844, 40745, 43555, 47770, 61132, 76415, 81490, 87110, 95540, 138533, 148087, 152830, 162980, 174220, 252619, 277066, 296174, 305660, 505238, 554132, 592348, 692665, 740435, 1010476, 1263095, 1385330, 1480870, 2526190, 2770660, 2961740, 4294523, 5052380, 8589046, 17178092, 21472615, 42945230, 85890460]

約数ペア:

[(1, 85890460), (2, 42945230), (4, 21472615), (5, 17178092), (10, 8589046), (17, 5052380), (20, 4294523), (29, 2961740), (31, 2770660), (34, 2526190), (58, 1480870), (62, 1385330), (68, 1263095), (85, 1010476), (116, 740435), (124, 692665), (145, 592348), (155, 554132), (170, 505238), (281, 305660), (290, 296174), (310, 277066), (340, 252619), (493, 174220), (527, 162980), (562, 152830), (580, 148087), (620, 138533), (899, 95540), (986, 87110), (1054, 81490), (1124, 76415), (1405, 61132), (1798, 47770), (1972, 43555), (2108, 40745), (2465, 34844), (2635, 32596), (2810, 30566), (3596, 23885), (4495, 19108), (4777, 17980), (4930, 17422), (5270, 16298), (5620, 15283), (8149, 10540), (8711, 9860), (8990, 9554)]