156728925704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{719}}^1\times {\mathrm{7459}}^1$

素因数の和:8478

約数の個数: 64

約数和(自身を含む): 318082464000

約数和(自身を除く): 161353538296

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 281, 562, 719, 1124, 1438, 2248, 2876, 3653, 5752, 7306, 7459, 9347, 14612, 14918, 18694, 29224, 29836, 37388, 59672, 74776, 96967, 193934, 202039, 387868, 404078, 775736, 808156, 1616312, 2095979, 2626507, 4191958, 5253014, 5363021, 8383916, 10506028, 10726042, 16767832, 21012056, 21452084, 27247727, 42904168, 54495454, 69719273, 108990908, 139438546, 217981816, 278877092, 557754184, 1507008901, 3014017802, 6028035604, 12056071208, 19591115713, 39182231426, 78364462852, 156728925704]

約数ペア:

[(1, 156728925704), (2, 78364462852), (4, 39182231426), (8, 19591115713), (13, 12056071208), (26, 6028035604), (52, 3014017802), (104, 1507008901), (281, 557754184), (562, 278877092), (719, 217981816), (1124, 139438546), (1438, 108990908), (2248, 69719273), (2876, 54495454), (3653, 42904168), (5752, 27247727), (7306, 21452084), (7459, 21012056), (9347, 16767832), (14612, 10726042), (14918, 10506028), (18694, 8383916), (29224, 5363021), (29836, 5253014), (37388, 4191958), (59672, 2626507), (74776, 2095979), (96967, 1616312), (193934, 808156), (202039, 775736), (387868, 404078)]