165503260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{10789}}^1$

素因数の和:10870

約数の個数: 48

約数和(自身を含む): 380671200

約数和(自身を除く): 215167940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 7670, 10789, 15340, 21578, 43156, 53945, 107890, 140257, 215780, 280514, 561028, 636551, 701285, 1273102, 1402570, 2546204, 2805140, 3182755, 6365510, 8275163, 12731020, 16550326, 33100652, 41375815, 82751630, 165503260]

約数ペア:

[(1, 165503260), (2, 82751630), (4, 41375815), (5, 33100652), (10, 16550326), (13, 12731020), (20, 8275163), (26, 6365510), (52, 3182755), (59, 2805140), (65, 2546204), (118, 1402570), (130, 1273102), (236, 701285), (260, 636551), (295, 561028), (590, 280514), (767, 215780), (1180, 140257), (1534, 107890), (3068, 53945), (3835, 43156), (7670, 21578), (10789, 15340)]