199460300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2161}}^1$

素因数の和:2259

約数の個数: 72

約数和(自身を含む): 472907232

約数和(自身を除く): 273446932

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 71, 100, 130, 142, 260, 284, 325, 355, 650, 710, 923, 1300, 1420, 1775, 1846, 2161, 3550, 3692, 4322, 4615, 7100, 8644, 9230, 10805, 18460, 21610, 23075, 28093, 43220, 46150, 54025, 56186, 92300, 108050, 112372, 140465, 153431, 216100, 280930, 306862, 561860, 613724, 702325, 767155, 1404650, 1534310, 1994603, 2809300, 3068620, 3835775, 3989206, 7671550, 7978412, 9973015, 15343100, 19946030, 39892060, 49865075, 99730150, 199460300]

約数ペア:

[(1, 199460300), (2, 99730150), (4, 49865075), (5, 39892060), (10, 19946030), (13, 15343100), (20, 9973015), (25, 7978412), (26, 7671550), (50, 3989206), (52, 3835775), (65, 3068620), (71, 2809300), (100, 1994603), (130, 1534310), (142, 1404650), (260, 767155), (284, 702325), (325, 613724), (355, 561860), (650, 306862), (710, 280930), (923, 216100), (1300, 153431), (1420, 140465), (1775, 112372), (1846, 108050), (2161, 92300), (3550, 56186), (3692, 54025), (4322, 46150), (4615, 43220), (7100, 28093), (8644, 23075), (9230, 21610), (10805, 18460)]