69804535880

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1\times {\mathrm{479}}^1$

素因数の和:1107

約数の個数: 128

約数和(自身を含む): 161243136000

約数和(自身を除く): 91438600120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 107, 158, 214, 316, 395, 428, 431, 479, 535, 632, 790, 856, 862, 958, 1070, 1580, 1724, 1916, 2140, 2155, 2395, 3160, 3448, 3832, 4280, 4310, 4790, 8453, 8620, 9580, 16906, 17240, 19160, 33812, 34049, 37841, 42265, 46117, 51253, 67624, 68098, 75682, 84530, 92234, 102506, 136196, 151364, 169060, 170245, 184468, 189205, 205012, 206449, 230585, 256265, 272392, 302728, 338120, 340490, 368936, 378410, 410024, 412898, 461170, 512530, 680980, 756820, 825796, 922340, 1025060, 1032245, 1361960, 1513640, 1651592, 1844680, 2050120, 2064490, 3643243, 4048987, 4128980, 7286486, 8097974, 8257960, 14572972, 16195948, 16309471, 18216215, 20244935, 22090043, 29145944, 32391896, 32618942, 36432430, 40489870, 44180086, 65237884, 72864860, 80979740, 81547355, 88360172, 110450215, 130475768, 145729720, 161959480, 163094710, 176720344, 220900430, 326189420, 441800860, 652378840, 883601720, 1745113397, 3490226794, 6980453588, 8725566985, 13960907176, 17451133970, 34902267940, 69804535880]

約数ペア:

[(1, 69804535880), (2, 34902267940), (4, 17451133970), (5, 13960907176), (8, 8725566985), (10, 6980453588), (20, 3490226794), (40, 1745113397), (79, 883601720), (107, 652378840), (158, 441800860), (214, 326189420), (316, 220900430), (395, 176720344), (428, 163094710), (431, 161959480), (479, 145729720), (535, 130475768), (632, 110450215), (790, 88360172), (856, 81547355), (862, 80979740), (958, 72864860), (1070, 65237884), (1580, 44180086), (1724, 40489870), (1916, 36432430), (2140, 32618942), (2155, 32391896), (2395, 29145944), (3160, 22090043), (3448, 20244935), (3832, 18216215), (4280, 16309471), (4310, 16195948), (4790, 14572972), (8453, 8257960), (8620, 8097974), (9580, 7286486), (16906, 4128980), (17240, 4048987), (19160, 3643243), (33812, 2064490), (34049, 2050120), (37841, 1844680), (42265, 1651592), (46117, 1513640), (51253, 1361960), (67624, 1032245), (68098, 1025060), (75682, 922340), (84530, 825796), (92234, 756820), (102506, 680980), (136196, 512530), (151364, 461170), (169060, 412898), (170245, 410024), (184468, 378410), (189205, 368936), (205012, 340490), (206449, 338120), (230585, 302728), (256265, 272392)]