1296419072

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4931}}^1$

素因数の和:5039

約数の個数: 72

約数和(自身を含む): 2822682240

約数和(自身を除く): 1526263168

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 128, 158, 208, 256, 316, 416, 632, 832, 1027, 1264, 1664, 2054, 2528, 3328, 4108, 4931, 5056, 8216, 9862, 10112, 16432, 19724, 20224, 32864, 39448, 64103, 65728, 78896, 128206, 131456, 157792, 256412, 262912, 315584, 389549, 512824, 631168, 779098, 1025648, 1262336, 1558196, 2051296, 3116392, 4102592, 5064137, 6232784, 8205184, 10128274, 12465568, 16410368, 20256548, 24931136, 40513096, 49862272, 81026192, 99724544, 162052384, 324104768, 648209536, 1296419072]

約数ペア:

[(1, 1296419072), (2, 648209536), (4, 324104768), (8, 162052384), (13, 99724544), (16, 81026192), (26, 49862272), (32, 40513096), (52, 24931136), (64, 20256548), (79, 16410368), (104, 12465568), (128, 10128274), (158, 8205184), (208, 6232784), (256, 5064137), (316, 4102592), (416, 3116392), (632, 2051296), (832, 1558196), (1027, 1262336), (1264, 1025648), (1664, 779098), (2054, 631168), (2528, 512824), (3328, 389549), (4108, 315584), (4931, 262912), (5056, 256412), (8216, 157792), (9862, 131456), (10112, 128206), (16432, 78896), (19724, 65728), (20224, 64103), (32864, 39448)]