84446440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{647}}^1$

素因数の和:922

約数の個数: 64

約数和(自身を含む): 205752960

約数和(自身を除く): 121306520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 251, 260, 502, 520, 647, 1004, 1255, 1294, 2008, 2510, 2588, 3235, 3263, 5020, 5176, 6470, 6526, 8411, 10040, 12940, 13052, 16315, 16822, 25880, 26104, 32630, 33644, 42055, 65260, 67288, 84110, 130520, 162397, 168220, 324794, 336440, 649588, 811985, 1299176, 1623970, 2111161, 3247940, 4222322, 6495880, 8444644, 10555805, 16889288, 21111610, 42223220, 84446440]

約数ペア:

[(1, 84446440), (2, 42223220), (4, 21111610), (5, 16889288), (8, 10555805), (10, 8444644), (13, 6495880), (20, 4222322), (26, 3247940), (40, 2111161), (52, 1623970), (65, 1299176), (104, 811985), (130, 649588), (251, 336440), (260, 324794), (502, 168220), (520, 162397), (647, 130520), (1004, 84110), (1255, 67288), (1294, 65260), (2008, 42055), (2510, 33644), (2588, 32630), (3235, 26104), (3263, 25880), (5020, 16822), (5176, 16315), (6470, 13052), (6526, 12940), (8411, 10040)]