977961790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{353}}^1$

素因数の和:685

約数の個数: 64

約数和(自身を含む): 1929033792

約数和(自身を除く): 951072002

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 211, 353, 422, 505, 706, 1010, 1055, 1313, 1765, 2110, 2626, 2743, 3530, 4589, 5486, 6565, 9178, 13130, 13715, 21311, 22945, 27430, 35653, 42622, 45890, 71306, 74483, 106555, 148966, 178265, 213110, 277043, 356530, 372415, 463489, 554086, 744830, 926978, 968279, 1385215, 1936558, 2317445, 2770430, 4634890, 4841395, 7522783, 9682790, 15045566, 37613915, 75227830, 97796179, 195592358, 488980895, 977961790]

約数ペア:

[(1, 977961790), (2, 488980895), (5, 195592358), (10, 97796179), (13, 75227830), (26, 37613915), (65, 15045566), (101, 9682790), (130, 7522783), (202, 4841395), (211, 4634890), (353, 2770430), (422, 2317445), (505, 1936558), (706, 1385215), (1010, 968279), (1055, 926978), (1313, 744830), (1765, 554086), (2110, 463489), (2626, 372415), (2743, 356530), (3530, 277043), (4589, 213110), (5486, 178265), (6565, 148966), (9178, 106555), (13130, 74483), (13715, 71306), (21311, 45890), (22945, 42622), (27430, 35653)]