18104150

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1$

素因数の和:126

約数の個数: 72

約数和(自身を含む): 38267640

約数和(自身を除く): 20163490

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 59, 85, 95, 118, 170, 190, 295, 323, 361, 425, 475, 590, 646, 722, 850, 950, 1003, 1121, 1475, 1615, 1805, 2006, 2242, 2950, 3230, 3610, 5015, 5605, 6137, 8075, 9025, 10030, 11210, 12274, 16150, 18050, 19057, 21299, 25075, 28025, 30685, 38114, 42598, 50150, 56050, 61370, 95285, 106495, 153425, 190570, 212990, 306850, 362083, 476425, 532475, 724166, 952850, 1064950, 1810415, 3620830, 9052075, 18104150]

約数ペア:

[(1, 18104150), (2, 9052075), (5, 3620830), (10, 1810415), (17, 1064950), (19, 952850), (25, 724166), (34, 532475), (38, 476425), (50, 362083), (59, 306850), (85, 212990), (95, 190570), (118, 153425), (170, 106495), (190, 95285), (295, 61370), (323, 56050), (361, 50150), (425, 42598), (475, 38114), (590, 30685), (646, 28025), (722, 25075), (850, 21299), (950, 19057), (1003, 18050), (1121, 16150), (1475, 12274), (1615, 11210), (1805, 10030), (2006, 9025), (2242, 8075), (2950, 6137), (3230, 5605), (3610, 5015)]