71798490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27509}}^1$

素因数の和:27551

約数の個数: 48

約数和(自身を含む): 193120200

約数和(自身を除く): 121321710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 27509, 55018, 82527, 137545, 165054, 247581, 275090, 412635, 495162, 797761, 825270, 1237905, 1595522, 2393283, 2475810, 3988805, 4786566, 7179849, 7977610, 11966415, 14359698, 23932830, 35899245, 71798490]

約数ペア:

[(1, 71798490), (2, 35899245), (3, 23932830), (5, 14359698), (6, 11966415), (9, 7977610), (10, 7179849), (15, 4786566), (18, 3988805), (29, 2475810), (30, 2393283), (45, 1595522), (58, 1237905), (87, 825270), (90, 797761), (145, 495162), (174, 412635), (261, 275090), (290, 247581), (435, 165054), (522, 137545), (870, 82527), (1305, 55018), (2610, 27509)]