172590860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1913}}^1$

素因数の和:2282

約数の個数: 48

約数和(自身を含む): 391650336

約数和(自身を除く): 219059476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347, 694, 1388, 1735, 1913, 3470, 3826, 4511, 6940, 7652, 9022, 9565, 18044, 19130, 22555, 24869, 38260, 45110, 49738, 90220, 99476, 124345, 248690, 497380, 663811, 1327622, 2655244, 3319055, 6638110, 8629543, 13276220, 17259086, 34518172, 43147715, 86295430, 172590860]

約数ペア:

[(1, 172590860), (2, 86295430), (4, 43147715), (5, 34518172), (10, 17259086), (13, 13276220), (20, 8629543), (26, 6638110), (52, 3319055), (65, 2655244), (130, 1327622), (260, 663811), (347, 497380), (694, 248690), (1388, 124345), (1735, 99476), (1913, 90220), (3470, 49738), (3826, 45110), (4511, 38260), (6940, 24869), (7652, 22555), (9022, 19130), (9565, 18044)]