97877840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{911}}^1$

素因数の和:1020

約数の個数: 80

約数和(自身を含む): 244270080

約数和(自身を除く): 146392240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 79, 80, 85, 136, 158, 170, 272, 316, 340, 395, 632, 680, 790, 911, 1264, 1343, 1360, 1580, 1822, 2686, 3160, 3644, 4555, 5372, 6320, 6715, 7288, 9110, 10744, 13430, 14576, 15487, 18220, 21488, 26860, 30974, 36440, 53720, 61948, 71969, 72880, 77435, 107440, 123896, 143938, 154870, 247792, 287876, 309740, 359845, 575752, 619480, 719690, 1151504, 1223473, 1238960, 1439380, 2446946, 2878760, 4893892, 5757520, 6117365, 9787784, 12234730, 19575568, 24469460, 48938920, 97877840]

約数ペア:

[(1, 97877840), (2, 48938920), (4, 24469460), (5, 19575568), (8, 12234730), (10, 9787784), (16, 6117365), (17, 5757520), (20, 4893892), (34, 2878760), (40, 2446946), (68, 1439380), (79, 1238960), (80, 1223473), (85, 1151504), (136, 719690), (158, 619480), (170, 575752), (272, 359845), (316, 309740), (340, 287876), (395, 247792), (632, 154870), (680, 143938), (790, 123896), (911, 107440), (1264, 77435), (1343, 72880), (1360, 71969), (1580, 61948), (1822, 53720), (2686, 36440), (3160, 30974), (3644, 26860), (4555, 21488), (5372, 18220), (6320, 15487), (6715, 14576), (7288, 13430), (9110, 10744)]