171252016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2549}}^1$

素因数の和:2606

約数の個数: 80

約数和(自身を含む): 398412000

約数和(自身を除く): 227159984

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 304, 323, 442, 494, 646, 884, 988, 1292, 1768, 1976, 2549, 2584, 3536, 3952, 4199, 5098, 5168, 8398, 10196, 16796, 20392, 33137, 33592, 40784, 43333, 48431, 66274, 67184, 86666, 96862, 132548, 173332, 193724, 265096, 346664, 387448, 530192, 563329, 629603, 693328, 774896, 823327, 1126658, 1259206, 1646654, 2253316, 2518412, 3293308, 4506632, 5036824, 6586616, 9013264, 10073648, 10703251, 13173232, 21406502, 42813004, 85626008, 171252016]

約数ペア:

[(1, 171252016), (2, 85626008), (4, 42813004), (8, 21406502), (13, 13173232), (16, 10703251), (17, 10073648), (19, 9013264), (26, 6586616), (34, 5036824), (38, 4506632), (52, 3293308), (68, 2518412), (76, 2253316), (104, 1646654), (136, 1259206), (152, 1126658), (208, 823327), (221, 774896), (247, 693328), (272, 629603), (304, 563329), (323, 530192), (442, 387448), (494, 346664), (646, 265096), (884, 193724), (988, 173332), (1292, 132548), (1768, 96862), (1976, 86666), (2549, 67184), (2584, 66274), (3536, 48431), (3952, 43333), (4199, 40784), (5098, 33592), (5168, 33137), (8398, 20392), (10196, 16796)]