90885860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{3461}}^1$

素因数の和:3584

約数の個数: 48

約数和(自身を含む): 207636912

約数和(自身を除く): 116751052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 1010, 1313, 2020, 2626, 3461, 5252, 6565, 6922, 13130, 13844, 17305, 26260, 34610, 44993, 69220, 89986, 179972, 224965, 349561, 449930, 699122, 899860, 1398244, 1747805, 3495610, 4544293, 6991220, 9088586, 18177172, 22721465, 45442930, 90885860]

約数ペア:

[(1, 90885860), (2, 45442930), (4, 22721465), (5, 18177172), (10, 9088586), (13, 6991220), (20, 4544293), (26, 3495610), (52, 1747805), (65, 1398244), (101, 899860), (130, 699122), (202, 449930), (260, 349561), (404, 224965), (505, 179972), (1010, 89986), (1313, 69220), (2020, 44993), (2626, 34610), (3461, 26260), (5252, 17305), (6565, 13844), (6922, 13130)]