89069720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{719}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 212544000

約数和(自身を除く): 123474280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 163, 190, 326, 380, 652, 719, 760, 815, 1304, 1438, 1630, 2876, 3097, 3260, 3595, 5752, 6194, 6520, 7190, 12388, 13661, 14380, 15485, 24776, 27322, 28760, 30970, 54644, 61940, 68305, 109288, 117197, 123880, 136610, 234394, 273220, 468788, 546440, 585985, 937576, 1171970, 2226743, 2343940, 4453486, 4687880, 8906972, 11133715, 17813944, 22267430, 44534860, 89069720]

約数ペア:

[(1, 89069720), (2, 44534860), (4, 22267430), (5, 17813944), (8, 11133715), (10, 8906972), (19, 4687880), (20, 4453486), (38, 2343940), (40, 2226743), (76, 1171970), (95, 937576), (152, 585985), (163, 546440), (190, 468788), (326, 273220), (380, 234394), (652, 136610), (719, 123880), (760, 117197), (815, 109288), (1304, 68305), (1438, 61940), (1630, 54644), (2876, 30970), (3097, 28760), (3260, 27322), (3595, 24776), (5752, 15485), (6194, 14380), (6520, 13661), (7190, 12388)]