138097925

素因数分解:

$5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1427}}^1$

素因数の和:1530

約数の個数: 36

約数和(自身を含む): 201862080

約数和(自身を除く): 63764155

約数列:

[1, 5, 7, 25, 35, 49, 79, 175, 245, 395, 553, 1225, 1427, 1975, 2765, 3871, 7135, 9989, 13825, 19355, 35675, 49945, 69923, 96775, 112733, 249725, 349615, 563665, 789131, 1748075, 2818325, 3945655, 5523917, 19728275, 27619585, 138097925]

約数ペア:

[(1, 138097925), (5, 27619585), (7, 19728275), (25, 5523917), (35, 3945655), (49, 2818325), (79, 1748075), (175, 789131), (245, 563665), (395, 349615), (553, 249725), (1225, 112733), (1427, 96775), (1975, 69923), (2765, 49945), (3871, 35675), (7135, 19355), (9989, 13825)]