72135800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{32789}}^1$

素因数の和:32816

約数の個数: 48

約数和(自身を含む): 182968200

約数和(自身を除く): 110832400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 32789, 65578, 131156, 163945, 262312, 327890, 360679, 655780, 721358, 819725, 1311560, 1442716, 1639450, 1803395, 2885432, 3278900, 3606790, 6557800, 7213580, 9016975, 14427160, 18033950, 36067900, 72135800]

約数ペア:

[(1, 72135800), (2, 36067900), (4, 18033950), (5, 14427160), (8, 9016975), (10, 7213580), (11, 6557800), (20, 3606790), (22, 3278900), (25, 2885432), (40, 1803395), (44, 1639450), (50, 1442716), (55, 1311560), (88, 819725), (100, 721358), (110, 655780), (200, 360679), (220, 327890), (275, 262312), (440, 163945), (550, 131156), (1100, 65578), (2200, 32789)]