51422930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 106444800

約数和(自身を除く): 55021870

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 109, 130, 190, 191, 218, 247, 382, 494, 545, 955, 1090, 1235, 1417, 1910, 2071, 2470, 2483, 2834, 3629, 4142, 4966, 7085, 7258, 10355, 12415, 14170, 18145, 20710, 20819, 24830, 26923, 36290, 41638, 47177, 53846, 94354, 104095, 134615, 208190, 235885, 269230, 270647, 395561, 471770, 541294, 791122, 1353235, 1977805, 2706470, 3955610, 5142293, 10284586, 25711465, 51422930]

約数ペア:

[(1, 51422930), (2, 25711465), (5, 10284586), (10, 5142293), (13, 3955610), (19, 2706470), (26, 1977805), (38, 1353235), (65, 791122), (95, 541294), (109, 471770), (130, 395561), (190, 270647), (191, 269230), (218, 235885), (247, 208190), (382, 134615), (494, 104095), (545, 94354), (955, 53846), (1090, 47177), (1235, 41638), (1417, 36290), (1910, 26923), (2071, 24830), (2470, 20819), (2483, 20710), (2834, 18145), (3629, 14170), (4142, 12415), (4966, 10355), (7085, 7258)]