1645366970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{1061}}^1$

素因数の和:1311

約数の個数: 64

約数和(自身を含む): 3254307840

約数和(自身を除く): 1608940870

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 151, 158, 302, 395, 755, 790, 1027, 1061, 1510, 1963, 2054, 2122, 3926, 5135, 5305, 9815, 10270, 10610, 11929, 13793, 19630, 23858, 27586, 59645, 68965, 83819, 119290, 137930, 155077, 160211, 167638, 310154, 320422, 419095, 775385, 801055, 838190, 1089647, 1550770, 1602110, 2082743, 2179294, 4165486, 5448235, 10413715, 10896470, 12656669, 20827430, 25313338, 63283345, 126566690, 164536697, 329073394, 822683485, 1645366970]

約数ペア:

[(1, 1645366970), (2, 822683485), (5, 329073394), (10, 164536697), (13, 126566690), (26, 63283345), (65, 25313338), (79, 20827430), (130, 12656669), (151, 10896470), (158, 10413715), (302, 5448235), (395, 4165486), (755, 2179294), (790, 2082743), (1027, 1602110), (1061, 1550770), (1510, 1089647), (1963, 838190), (2054, 801055), (2122, 775385), (3926, 419095), (5135, 320422), (5305, 310154), (9815, 167638), (10270, 160211), (10610, 155077), (11929, 137930), (13793, 119290), (19630, 83819), (23858, 68965), (27586, 59645)]