156789200

素因数分解:

$2^4\times 5^2\times {\mathrm{593}}^1\times {\mathrm{661}}^1$

素因数の和:1272

約数の個数: 60

約数和(自身を含む): 377892108

約数和(自身を除く): 221102908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 593, 661, 1186, 1322, 2372, 2644, 2965, 3305, 4744, 5288, 5930, 6610, 9488, 10576, 11860, 13220, 14825, 16525, 23720, 26440, 29650, 33050, 47440, 52880, 59300, 66100, 118600, 132200, 237200, 264400, 391973, 783946, 1567892, 1959865, 3135784, 3919730, 6271568, 7839460, 9799325, 15678920, 19598650, 31357840, 39197300, 78394600, 156789200]

約数ペア:

[(1, 156789200), (2, 78394600), (4, 39197300), (5, 31357840), (8, 19598650), (10, 15678920), (16, 9799325), (20, 7839460), (25, 6271568), (40, 3919730), (50, 3135784), (80, 1959865), (100, 1567892), (200, 783946), (400, 391973), (593, 264400), (661, 237200), (1186, 132200), (1322, 118600), (2372, 66100), (2644, 59300), (2965, 52880), (3305, 47440), (4744, 33050), (5288, 29650), (5930, 26440), (6610, 23720), (9488, 16525), (10576, 14825), (11860, 13220)]