64952240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{293}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 161427168

約数和(自身を除く): 96474928

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 163, 170, 272, 293, 326, 340, 586, 652, 680, 815, 1172, 1304, 1360, 1465, 1630, 2344, 2608, 2771, 2930, 3260, 4688, 4981, 5542, 5860, 6520, 9962, 11084, 11720, 13040, 13855, 19924, 22168, 23440, 24905, 27710, 39848, 44336, 47759, 49810, 55420, 79696, 95518, 99620, 110840, 191036, 199240, 221680, 238795, 382072, 398480, 477590, 764144, 811903, 955180, 1623806, 1910360, 3247612, 3820720, 4059515, 6495224, 8119030, 12990448, 16238060, 32476120, 64952240]

約数ペア:

[(1, 64952240), (2, 32476120), (4, 16238060), (5, 12990448), (8, 8119030), (10, 6495224), (16, 4059515), (17, 3820720), (20, 3247612), (34, 1910360), (40, 1623806), (68, 955180), (80, 811903), (85, 764144), (136, 477590), (163, 398480), (170, 382072), (272, 238795), (293, 221680), (326, 199240), (340, 191036), (586, 110840), (652, 99620), (680, 95518), (815, 79696), (1172, 55420), (1304, 49810), (1360, 47759), (1465, 44336), (1630, 39848), (2344, 27710), (2608, 24905), (2771, 23440), (2930, 22168), (3260, 19924), (4688, 13855), (4981, 13040), (5542, 11720), (5860, 11084), (6520, 9962)]