61170590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:437

約数の個数: 64

約数和(自身を含む): 127370880

約数和(自身を除く): 66200290

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 89, 130, 170, 178, 221, 311, 442, 445, 622, 890, 1105, 1157, 1513, 1555, 2210, 2314, 3026, 3110, 4043, 5287, 5785, 7565, 8086, 10574, 11570, 15130, 19669, 20215, 26435, 27679, 39338, 40430, 52870, 55358, 68731, 98345, 137462, 138395, 196690, 276790, 343655, 359827, 470543, 687310, 719654, 941086, 1799135, 2352715, 3598270, 4705430, 6117059, 12234118, 30585295, 61170590]

約数ペア:

[(1, 61170590), (2, 30585295), (5, 12234118), (10, 6117059), (13, 4705430), (17, 3598270), (26, 2352715), (34, 1799135), (65, 941086), (85, 719654), (89, 687310), (130, 470543), (170, 359827), (178, 343655), (221, 276790), (311, 196690), (442, 138395), (445, 137462), (622, 98345), (890, 68731), (1105, 55358), (1157, 52870), (1513, 40430), (1555, 39338), (2210, 27679), (2314, 26435), (3026, 20215), (3110, 19669), (4043, 15130), (5287, 11570), (5785, 10574), (7565, 8086)]