80251360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1008

約数の個数: 96

約数和(自身を含む): 219663360

約数和(自身を除く): 139412000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 395, 553, 560, 632, 790, 907, 1106, 1120, 1264, 1580, 1814, 2212, 2528, 2765, 3160, 3628, 4424, 4535, 5530, 6320, 6349, 7256, 8848, 9070, 11060, 12640, 12698, 14512, 17696, 18140, 22120, 25396, 29024, 31745, 36280, 44240, 50792, 63490, 71653, 72560, 88480, 101584, 126980, 143306, 145120, 203168, 253960, 286612, 358265, 501571, 507920, 573224, 716530, 1003142, 1015840, 1146448, 1433060, 2006284, 2292896, 2507855, 2866120, 4012568, 5015710, 5732240, 8025136, 10031420, 11464480, 16050272, 20062840, 40125680, 80251360]

約数ペア:

[(1, 80251360), (2, 40125680), (4, 20062840), (5, 16050272), (7, 11464480), (8, 10031420), (10, 8025136), (14, 5732240), (16, 5015710), (20, 4012568), (28, 2866120), (32, 2507855), (35, 2292896), (40, 2006284), (56, 1433060), (70, 1146448), (79, 1015840), (80, 1003142), (112, 716530), (140, 573224), (158, 507920), (160, 501571), (224, 358265), (280, 286612), (316, 253960), (395, 203168), (553, 145120), (560, 143306), (632, 126980), (790, 101584), (907, 88480), (1106, 72560), (1120, 71653), (1264, 63490), (1580, 50792), (1814, 44240), (2212, 36280), (2528, 31745), (2765, 29024), (3160, 25396), (3628, 22120), (4424, 18140), (4535, 17696), (5530, 14512), (6320, 12698), (6349, 12640), (7256, 11060), (8848, 9070)]