48979580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 114306192

約数和(自身を除く): 65326612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 169, 172, 215, 260, 337, 338, 430, 559, 674, 676, 845, 860, 1118, 1348, 1685, 1690, 2236, 2795, 3370, 3380, 4381, 5590, 6740, 7267, 8762, 11180, 14491, 14534, 17524, 21905, 28982, 29068, 36335, 43810, 56953, 57964, 72455, 72670, 87620, 113906, 144910, 145340, 188383, 227812, 284765, 289820, 376766, 569530, 753532, 941915, 1139060, 1883830, 2448979, 3767660, 4897958, 9795916, 12244895, 24489790, 48979580]

約数ペア:

[(1, 48979580), (2, 24489790), (4, 12244895), (5, 9795916), (10, 4897958), (13, 3767660), (20, 2448979), (26, 1883830), (43, 1139060), (52, 941915), (65, 753532), (86, 569530), (130, 376766), (169, 289820), (172, 284765), (215, 227812), (260, 188383), (337, 145340), (338, 144910), (430, 113906), (559, 87620), (674, 72670), (676, 72455), (845, 57964), (860, 56953), (1118, 43810), (1348, 36335), (1685, 29068), (1690, 28982), (2236, 21905), (2795, 17524), (3370, 14534), (3380, 14491), (4381, 11180), (5590, 8762), (6740, 7267)]