78265280

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14387}}^1$

素因数の和:14421

約数の個数: 56

約数和(自身を含む): 197345808

約数和(自身を除く): 119080528

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 14387, 28774, 57548, 71935, 115096, 143870, 230192, 244579, 287740, 460384, 489158, 575480, 920768, 978316, 1150960, 1222895, 1956632, 2301920, 2445790, 3913264, 4603840, 4891580, 7826528, 9783160, 15653056, 19566320, 39132640, 78265280]

約数ペア:

[(1, 78265280), (2, 39132640), (4, 19566320), (5, 15653056), (8, 9783160), (10, 7826528), (16, 4891580), (17, 4603840), (20, 3913264), (32, 2445790), (34, 2301920), (40, 1956632), (64, 1222895), (68, 1150960), (80, 978316), (85, 920768), (136, 575480), (160, 489158), (170, 460384), (272, 287740), (320, 244579), (340, 230192), (544, 143870), (680, 115096), (1088, 71935), (1360, 57548), (2720, 28774), (5440, 14387)]