83144425

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 135366336

約数和(自身を除く): 52221911

約数列:

[1, 5, 7, 13, 23, 25, 35, 49, 65, 91, 115, 161, 175, 227, 245, 299, 325, 455, 575, 637, 805, 1127, 1135, 1225, 1495, 1589, 2093, 2275, 2951, 3185, 4025, 5221, 5635, 5675, 7475, 7945, 10465, 11123, 14651, 14755, 15925, 20657, 26105, 28175, 36547, 39725, 52325, 55615, 67873, 73255, 73775, 103285, 130525, 144599, 182735, 255829, 278075, 339365, 366275, 475111, 516425, 722995, 913675, 1279145, 1696825, 2375555, 3325777, 3614975, 6395725, 11877775, 16628885, 83144425]

約数ペア:

[(1, 83144425), (5, 16628885), (7, 11877775), (13, 6395725), (23, 3614975), (25, 3325777), (35, 2375555), (49, 1696825), (65, 1279145), (91, 913675), (115, 722995), (161, 516425), (175, 475111), (227, 366275), (245, 339365), (299, 278075), (325, 255829), (455, 182735), (575, 144599), (637, 130525), (805, 103285), (1127, 73775), (1135, 73255), (1225, 67873), (1495, 55615), (1589, 52325), (2093, 39725), (2275, 36547), (2951, 28175), (3185, 26105), (4025, 20657), (5221, 15925), (5635, 14755), (5675, 14651), (7475, 11123), (7945, 10465)]