53438840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 151320960

約数和(自身を除く): 97882120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 53, 56, 65, 70, 91, 104, 106, 130, 140, 182, 212, 260, 265, 277, 280, 364, 371, 424, 455, 520, 530, 554, 689, 728, 742, 910, 1060, 1108, 1378, 1385, 1484, 1820, 1855, 1939, 2120, 2216, 2756, 2770, 2968, 3445, 3601, 3640, 3710, 3878, 4823, 5512, 5540, 6890, 7202, 7420, 7756, 9646, 9695, 11080, 13780, 14404, 14681, 14840, 15512, 18005, 19292, 19390, 24115, 25207, 27560, 28808, 29362, 36010, 38584, 38780, 48230, 50414, 58724, 72020, 73405, 77560, 96460, 100828, 102767, 117448, 126035, 144040, 146810, 190853, 192920, 201656, 205534, 252070, 293620, 381706, 411068, 504140, 513835, 587240, 763412, 822136, 954265, 1008280, 1027670, 1335971, 1526824, 1908530, 2055340, 2671942, 3817060, 4110680, 5343884, 6679855, 7634120, 10687768, 13359710, 26719420, 53438840]

約数ペア:

[(1, 53438840), (2, 26719420), (4, 13359710), (5, 10687768), (7, 7634120), (8, 6679855), (10, 5343884), (13, 4110680), (14, 3817060), (20, 2671942), (26, 2055340), (28, 1908530), (35, 1526824), (40, 1335971), (52, 1027670), (53, 1008280), (56, 954265), (65, 822136), (70, 763412), (91, 587240), (104, 513835), (106, 504140), (130, 411068), (140, 381706), (182, 293620), (212, 252070), (260, 205534), (265, 201656), (277, 192920), (280, 190853), (364, 146810), (371, 144040), (424, 126035), (455, 117448), (520, 102767), (530, 100828), (554, 96460), (689, 77560), (728, 73405), (742, 72020), (910, 58724), (1060, 50414), (1108, 48230), (1378, 38780), (1385, 38584), (1484, 36010), (1820, 29362), (1855, 28808), (1939, 27560), (2120, 25207), (2216, 24115), (2756, 19390), (2770, 19292), (2968, 18005), (3445, 15512), (3601, 14840), (3640, 14681), (3710, 14404), (3878, 13780), (4823, 11080), (5512, 9695), (5540, 9646), (6890, 7756), (7202, 7420)]