214146625

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1223

約数の個数: 64

約数和(自身を含む): 351037440

約数和(自身を除く): 136890815

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 77, 95, 125, 133, 175, 209, 275, 385, 475, 665, 875, 1045, 1171, 1375, 1463, 1925, 2375, 3325, 5225, 5855, 7315, 8197, 9625, 12881, 16625, 22249, 26125, 29275, 36575, 40985, 64405, 90167, 111245, 146375, 155743, 182875, 204925, 244739, 322025, 450835, 556225, 778715, 1024625, 1223695, 1610125, 1713173, 2254175, 2781125, 3893575, 6118475, 8565865, 11270875, 19467875, 30592375, 42829325, 214146625]

約数ペア:

[(1, 214146625), (5, 42829325), (7, 30592375), (11, 19467875), (19, 11270875), (25, 8565865), (35, 6118475), (55, 3893575), (77, 2781125), (95, 2254175), (125, 1713173), (133, 1610125), (175, 1223695), (209, 1024625), (275, 778715), (385, 556225), (475, 450835), (665, 322025), (875, 244739), (1045, 204925), (1171, 182875), (1375, 155743), (1463, 146375), (1925, 111245), (2375, 90167), (3325, 64405), (5225, 40985), (5855, 36575), (7315, 29275), (8197, 26125), (9625, 22249), (12881, 16625)]