80407028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{25349}}^1$

素因数の和:25427

約数の個数: 24

約数和(自身を含む): 154026600

約数和(自身を除く): 73619572

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 25349, 50698, 101396, 329537, 659074, 1318148, 1546289, 3092578, 6185156, 20101757, 40203514, 80407028]

約数ペア:

[(1, 80407028), (2, 40203514), (4, 20101757), (13, 6185156), (26, 3092578), (52, 1546289), (61, 1318148), (122, 659074), (244, 329537), (793, 101396), (1586, 50698), (3172, 25349)]