77720260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 186157440

約数和(自身を除く): 108437180

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 53, 68, 76, 85, 95, 106, 170, 190, 212, 227, 265, 323, 340, 380, 454, 530, 646, 901, 908, 1007, 1060, 1135, 1292, 1615, 1802, 2014, 2270, 3230, 3604, 3859, 4028, 4313, 4505, 4540, 5035, 6460, 7718, 8626, 9010, 10070, 12031, 15436, 17119, 17252, 18020, 19295, 20140, 21565, 24062, 34238, 38590, 43130, 48124, 60155, 68476, 73321, 77180, 85595, 86260, 120310, 146642, 171190, 204527, 228589, 240620, 293284, 342380, 366605, 409054, 457178, 733210, 818108, 914356, 1022635, 1142945, 1466420, 2045270, 2285890, 3886013, 4090540, 4571780, 7772026, 15544052, 19430065, 38860130, 77720260]

約数ペア:

[(1, 77720260), (2, 38860130), (4, 19430065), (5, 15544052), (10, 7772026), (17, 4571780), (19, 4090540), (20, 3886013), (34, 2285890), (38, 2045270), (53, 1466420), (68, 1142945), (76, 1022635), (85, 914356), (95, 818108), (106, 733210), (170, 457178), (190, 409054), (212, 366605), (227, 342380), (265, 293284), (323, 240620), (340, 228589), (380, 204527), (454, 171190), (530, 146642), (646, 120310), (901, 86260), (908, 85595), (1007, 77180), (1060, 73321), (1135, 68476), (1292, 60155), (1615, 48124), (1802, 43130), (2014, 38590), (2270, 34238), (3230, 24062), (3604, 21565), (3859, 20140), (4028, 19295), (4313, 18020), (4505, 17252), (4540, 17119), (5035, 15436), (6460, 12031), (7718, 10070), (8626, 9010)]