25897245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 47996928

約数和(自身を除く): 22099683

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 61, 83, 93, 155, 165, 183, 249, 305, 341, 415, 465, 671, 913, 915, 1023, 1245, 1705, 1891, 2013, 2573, 2739, 3355, 4565, 5063, 5115, 5673, 7719, 9455, 10065, 12865, 13695, 15189, 20801, 25315, 28303, 28365, 38595, 55693, 62403, 75945, 84909, 104005, 141515, 156953, 167079, 278465, 312015, 424545, 470859, 784765, 835395, 1726483, 2354295, 5179449, 8632415, 25897245]

約数ペア:

[(1, 25897245), (3, 8632415), (5, 5179449), (11, 2354295), (15, 1726483), (31, 835395), (33, 784765), (55, 470859), (61, 424545), (83, 312015), (93, 278465), (155, 167079), (165, 156953), (183, 141515), (249, 104005), (305, 84909), (341, 75945), (415, 62403), (465, 55693), (671, 38595), (913, 28365), (915, 28303), (1023, 25315), (1245, 20801), (1705, 15189), (1891, 13695), (2013, 12865), (2573, 10065), (2739, 9455), (3355, 7719), (4565, 5673), (5063, 5115)]