77834120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21383}}^1$

素因数の和:21414

約数の個数: 64

約数和(自身を含む): 215550720

約数和(自身を除く): 137716600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 21383, 42766, 85532, 106915, 149681, 171064, 213830, 277979, 299362, 427660, 555958, 598724, 748405, 855320, 1111916, 1197448, 1389895, 1496810, 1945853, 2223832, 2779790, 2993620, 3891706, 5559580, 5987240, 7783412, 9729265, 11119160, 15566824, 19458530, 38917060, 77834120]

約数ペア:

[(1, 77834120), (2, 38917060), (4, 19458530), (5, 15566824), (7, 11119160), (8, 9729265), (10, 7783412), (13, 5987240), (14, 5559580), (20, 3891706), (26, 2993620), (28, 2779790), (35, 2223832), (40, 1945853), (52, 1496810), (56, 1389895), (65, 1197448), (70, 1111916), (91, 855320), (104, 748405), (130, 598724), (140, 555958), (182, 427660), (260, 299362), (280, 277979), (364, 213830), (455, 171064), (520, 149681), (728, 106915), (910, 85532), (1820, 42766), (3640, 21383)]