161043975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 310239072

約数和(自身を除く): 149195097

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 71, 75, 85, 153, 213, 225, 255, 355, 425, 593, 639, 765, 1065, 1207, 1275, 1775, 1779, 2965, 3195, 3621, 3825, 5325, 5337, 6035, 8895, 10081, 10863, 14825, 15975, 18105, 26685, 30175, 30243, 42103, 44475, 50405, 54315, 90525, 90729, 126309, 133425, 151215, 210515, 252025, 271575, 378927, 453645, 631545, 715751, 756075, 1052575, 1894635, 2147253, 2268225, 3157725, 3578755, 6441759, 9473175, 10736265, 17893775, 32208795, 53681325, 161043975]

約数ペア:

[(1, 161043975), (3, 53681325), (5, 32208795), (9, 17893775), (15, 10736265), (17, 9473175), (25, 6441759), (45, 3578755), (51, 3157725), (71, 2268225), (75, 2147253), (85, 1894635), (153, 1052575), (213, 756075), (225, 715751), (255, 631545), (355, 453645), (425, 378927), (593, 271575), (639, 252025), (765, 210515), (1065, 151215), (1207, 133425), (1275, 126309), (1775, 90729), (1779, 90525), (2965, 54315), (3195, 50405), (3621, 44475), (3825, 42103), (5325, 30243), (5337, 30175), (6035, 26685), (8895, 18105), (10081, 15975), (10863, 14825)]