39869500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{659}}^1$

素因数の和:700

約数の個数: 72

約数和(自身を含む): 95855760

約数和(自身を除く): 55986260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 125, 220, 242, 250, 275, 484, 500, 550, 605, 659, 1100, 1210, 1318, 1375, 2420, 2636, 2750, 3025, 3295, 5500, 6050, 6590, 7249, 12100, 13180, 14498, 15125, 16475, 28996, 30250, 32950, 36245, 60500, 65900, 72490, 79739, 82375, 144980, 159478, 164750, 181225, 318956, 329500, 362450, 398695, 724900, 797390, 906125, 1594780, 1812250, 1993475, 3624500, 3986950, 7973900, 9967375, 19934750, 39869500]

約数ペア:

[(1, 39869500), (2, 19934750), (4, 9967375), (5, 7973900), (10, 3986950), (11, 3624500), (20, 1993475), (22, 1812250), (25, 1594780), (44, 906125), (50, 797390), (55, 724900), (100, 398695), (110, 362450), (121, 329500), (125, 318956), (220, 181225), (242, 164750), (250, 159478), (275, 144980), (484, 82375), (500, 79739), (550, 72490), (605, 65900), (659, 60500), (1100, 36245), (1210, 32950), (1318, 30250), (1375, 28996), (2420, 16475), (2636, 15125), (2750, 14498), (3025, 13180), (3295, 12100), (5500, 7249), (6050, 6590)]