68186768

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:352

約数の個数: 60

約数和(自身を含む): 144865728

約数和(自身を除く): 76678960

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 151, 167, 169, 208, 302, 334, 338, 604, 668, 676, 1208, 1336, 1352, 1963, 2171, 2416, 2672, 2704, 3926, 4342, 7852, 8684, 15704, 17368, 25217, 25519, 28223, 31408, 34736, 50434, 51038, 56446, 100868, 102076, 112892, 201736, 204152, 225784, 327821, 403472, 408304, 451568, 655642, 1311284, 2622568, 4261673, 5245136, 8523346, 17046692, 34093384, 68186768]

約数ペア:

[(1, 68186768), (2, 34093384), (4, 17046692), (8, 8523346), (13, 5245136), (16, 4261673), (26, 2622568), (52, 1311284), (104, 655642), (151, 451568), (167, 408304), (169, 403472), (208, 327821), (302, 225784), (334, 204152), (338, 201736), (604, 112892), (668, 102076), (676, 100868), (1208, 56446), (1336, 51038), (1352, 50434), (1963, 34736), (2171, 31408), (2416, 28223), (2672, 25519), (2704, 25217), (3926, 17368), (4342, 15704), (7852, 8684)]