128665376

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2647}}^1$

素因数の和:2702

約数の個数: 72

約数和(自身を含む): 304286976

約数和(自身を除く): 175621600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 496, 784, 868, 992, 1519, 1568, 1736, 2647, 3038, 3472, 5294, 6076, 6944, 10588, 12152, 18529, 21176, 24304, 37058, 42352, 48608, 74116, 82057, 84704, 129703, 148232, 164114, 259406, 296464, 328228, 518812, 574399, 592928, 656456, 1037624, 1148798, 1312912, 2075248, 2297596, 2625824, 4020793, 4150496, 4595192, 8041586, 9190384, 16083172, 18380768, 32166344, 64332688, 128665376]

約数ペア:

[(1, 128665376), (2, 64332688), (4, 32166344), (7, 18380768), (8, 16083172), (14, 9190384), (16, 8041586), (28, 4595192), (31, 4150496), (32, 4020793), (49, 2625824), (56, 2297596), (62, 2075248), (98, 1312912), (112, 1148798), (124, 1037624), (196, 656456), (217, 592928), (224, 574399), (248, 518812), (392, 328228), (434, 296464), (496, 259406), (784, 164114), (868, 148232), (992, 129703), (1519, 84704), (1568, 82057), (1736, 74116), (2647, 48608), (3038, 42352), (3472, 37058), (5294, 24304), (6076, 21176), (6944, 18529), (10588, 12152)]