51948945

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 100943040

約数和(自身を除く): 48994095

約数列:

[1, 3, 5, 9, 15, 19, 27, 43, 45, 57, 81, 95, 129, 135, 157, 171, 215, 285, 387, 405, 471, 513, 645, 785, 817, 855, 1161, 1413, 1539, 1935, 2355, 2451, 2565, 2983, 3483, 4085, 4239, 5805, 6751, 7065, 7353, 7695, 8949, 12255, 12717, 14915, 17415, 20253, 21195, 22059, 26847, 33755, 36765, 44745, 60759, 63585, 66177, 80541, 101265, 110295, 128269, 134235, 182277, 241623, 303795, 330885, 384807, 402705, 546831, 641345, 911385, 1154421, 1208115, 1924035, 2734155, 3463263, 5772105, 10389789, 17316315, 51948945]

約数ペア:

[(1, 51948945), (3, 17316315), (5, 10389789), (9, 5772105), (15, 3463263), (19, 2734155), (27, 1924035), (43, 1208115), (45, 1154421), (57, 911385), (81, 641345), (95, 546831), (129, 402705), (135, 384807), (157, 330885), (171, 303795), (215, 241623), (285, 182277), (387, 134235), (405, 128269), (471, 110295), (513, 101265), (645, 80541), (785, 66177), (817, 63585), (855, 60759), (1161, 44745), (1413, 36765), (1539, 33755), (1935, 26847), (2355, 22059), (2451, 21195), (2565, 20253), (2983, 17415), (3483, 14915), (4085, 12717), (4239, 12255), (5805, 8949), (6751, 7695), (7065, 7353)]