68203460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{262321}}^1$

素因数の和:262343

約数の個数: 24

約数和(自身を含む): 154245336

約数和(自身を除く): 86041876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 262321, 524642, 1049284, 1311605, 2623210, 3410173, 5246420, 6820346, 13640692, 17050865, 34101730, 68203460]

約数ペア:

[(1, 68203460), (2, 34101730), (4, 17050865), (5, 13640692), (10, 6820346), (13, 5246420), (20, 3410173), (26, 2623210), (52, 1311605), (65, 1049284), (130, 524642), (260, 262321)]