87012970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 199065600

約数和(自身を除く): 112052630

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 31, 34, 38, 55, 62, 79, 85, 95, 110, 155, 158, 170, 187, 190, 209, 310, 323, 341, 374, 395, 418, 527, 589, 646, 682, 790, 869, 935, 1045, 1054, 1178, 1343, 1501, 1615, 1705, 1738, 1870, 2090, 2449, 2635, 2686, 2945, 3002, 3230, 3410, 3553, 4345, 4898, 5270, 5797, 5890, 6479, 6715, 7106, 7505, 8690, 10013, 11594, 12245, 12958, 13430, 14773, 15010, 16511, 17765, 20026, 24490, 25517, 26939, 28985, 29546, 32395, 33022, 35530, 41633, 46531, 50065, 51034, 53878, 57970, 64790, 73865, 82555, 83266, 93062, 100130, 110143, 127585, 134695, 147730, 165110, 208165, 220286, 232655, 255170, 269390, 280687, 416330, 457963, 465310, 511841, 550715, 561374, 791027, 915926, 1023682, 1101430, 1403435, 1582054, 2289815, 2559205, 2806870, 3955135, 4579630, 5118410, 7910270, 8701297, 17402594, 43506485, 87012970]

約数ペア:

[(1, 87012970), (2, 43506485), (5, 17402594), (10, 8701297), (11, 7910270), (17, 5118410), (19, 4579630), (22, 3955135), (31, 2806870), (34, 2559205), (38, 2289815), (55, 1582054), (62, 1403435), (79, 1101430), (85, 1023682), (95, 915926), (110, 791027), (155, 561374), (158, 550715), (170, 511841), (187, 465310), (190, 457963), (209, 416330), (310, 280687), (323, 269390), (341, 255170), (374, 232655), (395, 220286), (418, 208165), (527, 165110), (589, 147730), (646, 134695), (682, 127585), (790, 110143), (869, 100130), (935, 93062), (1045, 83266), (1054, 82555), (1178, 73865), (1343, 64790), (1501, 57970), (1615, 53878), (1705, 51034), (1738, 50065), (1870, 46531), (2090, 41633), (2449, 35530), (2635, 33022), (2686, 32395), (2945, 29546), (3002, 28985), (3230, 26939), (3410, 25517), (3553, 24490), (4345, 20026), (4898, 17765), (5270, 16511), (5797, 15010), (5890, 14773), (6479, 13430), (6715, 12958), (7106, 12245), (7505, 11594), (8690, 10013)]