72886550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1489}}^1$

素因数の和:1601

約数の個数: 48

約数和(自身を含む): 149655600

約数和(自身を除く): 76769050

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 275, 445, 550, 890, 979, 1489, 1958, 2225, 2978, 4450, 4895, 7445, 9790, 14890, 16379, 24475, 32758, 37225, 48950, 74450, 81895, 132521, 163790, 265042, 409475, 662605, 818950, 1325210, 1457731, 2915462, 3313025, 6626050, 7288655, 14577310, 36443275, 72886550]

約数ペア:

[(1, 72886550), (2, 36443275), (5, 14577310), (10, 7288655), (11, 6626050), (22, 3313025), (25, 2915462), (50, 1457731), (55, 1325210), (89, 818950), (110, 662605), (178, 409475), (275, 265042), (445, 163790), (550, 132521), (890, 81895), (979, 74450), (1489, 48950), (1958, 37225), (2225, 32758), (2978, 24475), (4450, 16379), (4895, 14890), (7445, 9790)]