69431570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 144516960

約数和(自身を除く): 75085390

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 89, 130, 170, 178, 221, 353, 442, 445, 706, 890, 1105, 1157, 1513, 1765, 2210, 2314, 3026, 3530, 4589, 5785, 6001, 7565, 9178, 11570, 12002, 15130, 19669, 22945, 30005, 31417, 39338, 45890, 60010, 62834, 78013, 98345, 156026, 157085, 196690, 314170, 390065, 408421, 534089, 780130, 816842, 1068178, 2042105, 2670445, 4084210, 5340890, 6943157, 13886314, 34715785, 69431570]

約数ペア:

[(1, 69431570), (2, 34715785), (5, 13886314), (10, 6943157), (13, 5340890), (17, 4084210), (26, 2670445), (34, 2042105), (65, 1068178), (85, 816842), (89, 780130), (130, 534089), (170, 408421), (178, 390065), (221, 314170), (353, 196690), (442, 157085), (445, 156026), (706, 98345), (890, 78013), (1105, 62834), (1157, 60010), (1513, 45890), (1765, 39338), (2210, 31417), (2314, 30005), (3026, 22945), (3530, 19669), (4589, 15130), (5785, 12002), (6001, 11570), (7565, 9178)]