64263825

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 124565688

約数和(自身を除く): 60301863

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 53, 75, 85, 153, 159, 225, 255, 265, 317, 425, 477, 765, 795, 901, 951, 1275, 1325, 1585, 2385, 2703, 2853, 3825, 3975, 4505, 4755, 5389, 7925, 8109, 11925, 13515, 14265, 16167, 16801, 22525, 23775, 26945, 40545, 48501, 50403, 67575, 71325, 80835, 84005, 134725, 151209, 202725, 242505, 252015, 285617, 404175, 420025, 756045, 856851, 1212525, 1260075, 1428085, 2570553, 3780225, 4284255, 7140425, 12852765, 21421275, 64263825]

約数ペア:

[(1, 64263825), (3, 21421275), (5, 12852765), (9, 7140425), (15, 4284255), (17, 3780225), (25, 2570553), (45, 1428085), (51, 1260075), (53, 1212525), (75, 856851), (85, 756045), (153, 420025), (159, 404175), (225, 285617), (255, 252015), (265, 242505), (317, 202725), (425, 151209), (477, 134725), (765, 84005), (795, 80835), (901, 71325), (951, 67575), (1275, 50403), (1325, 48501), (1585, 40545), (2385, 26945), (2703, 23775), (2853, 22525), (3825, 16801), (3975, 16167), (4505, 14265), (4755, 13515), (5389, 11925), (7925, 8109)]