80782260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103567}}^1$

素因数の和:103592

約数の個数: 48

約数和(自身を含む): 243591936

約数和(自身を除く): 162809676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 103567, 207134, 310701, 414268, 517835, 621402, 1035670, 1242804, 1346371, 1553505, 2071340, 2692742, 3107010, 4039113, 5385484, 6214020, 6731855, 8078226, 13463710, 16156452, 20195565, 26927420, 40391130, 80782260]

約数ペア:

[(1, 80782260), (2, 40391130), (3, 26927420), (4, 20195565), (5, 16156452), (6, 13463710), (10, 8078226), (12, 6731855), (13, 6214020), (15, 5385484), (20, 4039113), (26, 3107010), (30, 2692742), (39, 2071340), (52, 1553505), (60, 1346371), (65, 1242804), (78, 1035670), (130, 621402), (156, 517835), (195, 414268), (260, 310701), (390, 207134), (780, 103567)]