130881712

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:630

約数の個数: 60

約数和(自身を含む): 277977000

約数和(自身を除く): 147095288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 169, 194, 208, 338, 388, 499, 676, 776, 998, 1261, 1352, 1552, 1996, 2522, 2704, 3992, 5044, 6487, 7984, 10088, 12974, 16393, 20176, 25948, 32786, 48403, 51896, 65572, 84331, 96806, 103792, 131144, 168662, 193612, 262288, 337324, 387224, 629239, 674648, 774448, 1258478, 1349296, 2516956, 5033912, 8180107, 10067824, 16360214, 32720428, 65440856, 130881712]

約数ペア:

[(1, 130881712), (2, 65440856), (4, 32720428), (8, 16360214), (13, 10067824), (16, 8180107), (26, 5033912), (52, 2516956), (97, 1349296), (104, 1258478), (169, 774448), (194, 674648), (208, 629239), (338, 387224), (388, 337324), (499, 262288), (676, 193612), (776, 168662), (998, 131144), (1261, 103792), (1352, 96806), (1552, 84331), (1996, 65572), (2522, 51896), (2704, 48403), (3992, 32786), (5044, 25948), (6487, 20176), (7984, 16393), (10088, 12974)]