72670845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 127543680

約数和(自身を除く): 54872835

約数列:

[1, 3, 5, 13, 15, 39, 65, 109, 169, 195, 263, 327, 507, 545, 789, 845, 1315, 1417, 1635, 2535, 3419, 3945, 4251, 7085, 10257, 17095, 18421, 21255, 28667, 44447, 51285, 55263, 86001, 92105, 133341, 143335, 222235, 276315, 372671, 430005, 666705, 1118013, 1863355, 4844723, 5590065, 14534169, 24223615, 72670845]

約数ペア:

[(1, 72670845), (3, 24223615), (5, 14534169), (13, 5590065), (15, 4844723), (39, 1863355), (65, 1118013), (109, 666705), (169, 430005), (195, 372671), (263, 276315), (327, 222235), (507, 143335), (545, 133341), (789, 92105), (845, 86001), (1315, 55263), (1417, 51285), (1635, 44447), (2535, 28667), (3419, 21255), (3945, 18421), (4251, 17095), (7085, 10257)]