64073180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1811}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 141553440

約数和(自身を除く): 77480260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 116, 122, 145, 244, 290, 305, 580, 610, 1220, 1769, 1811, 3538, 3622, 7076, 7244, 8845, 9055, 17690, 18110, 35380, 36220, 52519, 105038, 110471, 210076, 220942, 262595, 441884, 525190, 552355, 1050380, 1104710, 2209420, 3203659, 6407318, 12814636, 16018295, 32036590, 64073180]

約数ペア:

[(1, 64073180), (2, 32036590), (4, 16018295), (5, 12814636), (10, 6407318), (20, 3203659), (29, 2209420), (58, 1104710), (61, 1050380), (116, 552355), (122, 525190), (145, 441884), (244, 262595), (290, 220942), (305, 210076), (580, 110471), (610, 105038), (1220, 52519), (1769, 36220), (1811, 35380), (3538, 18110), (3622, 17690), (7076, 9055), (7244, 8845)]