161436920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5741}}^1$

素因数の和:5808

約数の個数: 64

約数和(自身を含む): 392752800

約数和(自身を除く): 231315880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 5624, 5741, 7030, 11482, 14060, 22964, 28120, 28705, 45928, 57410, 109079, 114820, 212417, 218158, 229640, 424834, 436316, 545395, 849668, 872632, 1062085, 1090790, 1699336, 2124170, 2181580, 4035923, 4248340, 4363160, 8071846, 8496680, 16143692, 20179615, 32287384, 40359230, 80718460, 161436920]

約数ペア:

[(1, 161436920), (2, 80718460), (4, 40359230), (5, 32287384), (8, 20179615), (10, 16143692), (19, 8496680), (20, 8071846), (37, 4363160), (38, 4248340), (40, 4035923), (74, 2181580), (76, 2124170), (95, 1699336), (148, 1090790), (152, 1062085), (185, 872632), (190, 849668), (296, 545395), (370, 436316), (380, 424834), (703, 229640), (740, 218158), (760, 212417), (1406, 114820), (1480, 109079), (2812, 57410), (3515, 45928), (5624, 28705), (5741, 28120), (7030, 22964), (11482, 14060)]