29906975

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 44997120

約数和(自身を除く): 15090145

約数列:

[1, 5, 7, 25, 29, 35, 71, 83, 145, 175, 203, 355, 415, 497, 581, 725, 1015, 1775, 2059, 2075, 2407, 2485, 2905, 5075, 5893, 10295, 12035, 12425, 14413, 14525, 16849, 29465, 41251, 51475, 60175, 72065, 84245, 147325, 170897, 206255, 360325, 421225, 854485, 1031275, 1196279, 4272425, 5981395, 29906975]

約数ペア:

[(1, 29906975), (5, 5981395), (7, 4272425), (25, 1196279), (29, 1031275), (35, 854485), (71, 421225), (83, 360325), (145, 206255), (175, 170897), (203, 147325), (355, 84245), (415, 72065), (497, 60175), (581, 51475), (725, 41251), (1015, 29465), (1775, 16849), (2059, 14525), (2075, 14413), (2407, 12425), (2485, 12035), (2905, 10295), (5075, 5893)]