200817890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3023}}^1$

素因数の和:3123

約数の個数: 64

約数和(自身を含む): 451132416

約数和(自身を除く): 250314526

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 146, 182, 365, 455, 511, 730, 910, 949, 1022, 1898, 2555, 3023, 4745, 5110, 6046, 6643, 9490, 13286, 15115, 21161, 30230, 33215, 39299, 42322, 66430, 78598, 105805, 196495, 211610, 220679, 275093, 392990, 441358, 550186, 1103395, 1375465, 1544753, 2206790, 2750930, 2868827, 3089506, 5737654, 7723765, 14344135, 15447530, 20081789, 28688270, 40163578, 100408945, 200817890]

約数ペア:

[(1, 200817890), (2, 100408945), (5, 40163578), (7, 28688270), (10, 20081789), (13, 15447530), (14, 14344135), (26, 7723765), (35, 5737654), (65, 3089506), (70, 2868827), (73, 2750930), (91, 2206790), (130, 1544753), (146, 1375465), (182, 1103395), (365, 550186), (455, 441358), (511, 392990), (730, 275093), (910, 220679), (949, 211610), (1022, 196495), (1898, 105805), (2555, 78598), (3023, 66430), (4745, 42322), (5110, 39299), (6046, 33215), (6643, 30230), (9490, 21161), (13286, 15115)]