72123376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2531}}^1$

素因数の和:2689

約数の個数: 40

約数和(自身を含む): 151646544

約数和(自身を除く): 79523168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 208, 274, 548, 1096, 1781, 2192, 2531, 3562, 5062, 7124, 10124, 14248, 20248, 28496, 32903, 40496, 65806, 131612, 263224, 346747, 526448, 693494, 1386988, 2773976, 4507711, 5547952, 9015422, 18030844, 36061688, 72123376]

約数ペア:

[(1, 72123376), (2, 36061688), (4, 18030844), (8, 9015422), (13, 5547952), (16, 4507711), (26, 2773976), (52, 1386988), (104, 693494), (137, 526448), (208, 346747), (274, 263224), (548, 131612), (1096, 65806), (1781, 40496), (2192, 32903), (2531, 28496), (3562, 20248), (5062, 14248), (7124, 10124)]