20792443555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{4729}}^1$

素因数の和:4960

約数の個数: 64

約数和(自身を含む): 29865749760

約数和(自身を除く): 9073306205

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 173, 221, 299, 391, 865, 1105, 1495, 1955, 2249, 2941, 3979, 4729, 5083, 11245, 14705, 19895, 23645, 25415, 38233, 51727, 61477, 67643, 80393, 108767, 191165, 258635, 307385, 338215, 401965, 543835, 818117, 879359, 1045109, 1413971, 1849039, 4090585, 4396795, 5225545, 7069855, 9245195, 10635521, 13907989, 18816691, 24037507, 53177605, 69539945, 94083455, 120187535, 180803857, 244616983, 319883747, 904019285, 1223084915, 1599418735, 4158488711, 20792443555]

約数ペア:

[(1, 20792443555), (5, 4158488711), (13, 1599418735), (17, 1223084915), (23, 904019285), (65, 319883747), (85, 244616983), (115, 180803857), (173, 120187535), (221, 94083455), (299, 69539945), (391, 53177605), (865, 24037507), (1105, 18816691), (1495, 13907989), (1955, 10635521), (2249, 9245195), (2941, 7069855), (3979, 5225545), (4729, 4396795), (5083, 4090585), (11245, 1849039), (14705, 1413971), (19895, 1045109), (23645, 879359), (25415, 818117), (38233, 543835), (51727, 401965), (61477, 338215), (67643, 307385), (80393, 258635), (108767, 191165)]