61290320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8419}}^1$

素因数の和:8452

約数の個数: 80

約数和(自身を含む): 175405440

約数和(自身を除く): 114115120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 8419, 16838, 33676, 42095, 58933, 67352, 84190, 109447, 117866, 134704, 168380, 218894, 235732, 294665, 336760, 437788, 471464, 547235, 589330, 673520, 766129, 875576, 942928, 1094470, 1178660, 1532258, 1751152, 2188940, 2357320, 3064516, 3830645, 4377880, 4714640, 6129032, 7661290, 8755760, 12258064, 15322580, 30645160, 61290320]

約数ペア:

[(1, 61290320), (2, 30645160), (4, 15322580), (5, 12258064), (7, 8755760), (8, 7661290), (10, 6129032), (13, 4714640), (14, 4377880), (16, 3830645), (20, 3064516), (26, 2357320), (28, 2188940), (35, 1751152), (40, 1532258), (52, 1178660), (56, 1094470), (65, 942928), (70, 875576), (80, 766129), (91, 673520), (104, 589330), (112, 547235), (130, 471464), (140, 437788), (182, 336760), (208, 294665), (260, 235732), (280, 218894), (364, 168380), (455, 134704), (520, 117866), (560, 109447), (728, 84190), (910, 67352), (1040, 58933), (1456, 42095), (1820, 33676), (3640, 16838), (7280, 8419)]