20157134630

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1\times {\mathrm{919}}^1$

素因数の和:1905

約数の個数: 64

約数和(自身を含む): 37861326720

約数和(自身を除く): 17704192090

約数列:

[1, 2, 5, 10, 41, 61, 82, 122, 205, 305, 410, 610, 877, 919, 1754, 1838, 2501, 4385, 4595, 5002, 8770, 9190, 12505, 25010, 35957, 37679, 53497, 56059, 71914, 75358, 106994, 112118, 179785, 188395, 267485, 280295, 359570, 376790, 534970, 560590, 805963, 1611926, 2193377, 2298419, 4029815, 4386754, 4596838, 8059630, 10966885, 11492095, 21933770, 22984190, 33044483, 49163743, 66088966, 98327486, 165222415, 245818715, 330444830, 491637430, 2015713463, 4031426926, 10078567315, 20157134630]

約数ペア:

[(1, 20157134630), (2, 10078567315), (5, 4031426926), (10, 2015713463), (41, 491637430), (61, 330444830), (82, 245818715), (122, 165222415), (205, 98327486), (305, 66088966), (410, 49163743), (610, 33044483), (877, 22984190), (919, 21933770), (1754, 11492095), (1838, 10966885), (2501, 8059630), (4385, 4596838), (4595, 4386754), (5002, 4029815), (8770, 2298419), (9190, 2193377), (12505, 1611926), (25010, 805963), (35957, 560590), (37679, 534970), (53497, 376790), (56059, 359570), (71914, 280295), (75358, 267485), (106994, 188395), (112118, 179785)]