201381760

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16561}}^1$

素因数の和:16599

約数の個数: 64

約数和(自身を含む): 506797200

約数和(自身を除く): 305415440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 12160, 16561, 33122, 66244, 82805, 132488, 165610, 264976, 314659, 331220, 529952, 629318, 662440, 1059904, 1258636, 1324880, 1573295, 2119808, 2517272, 2649760, 3146590, 5034544, 5299520, 6293180, 10069088, 10599040, 12586360, 20138176, 25172720, 40276352, 50345440, 100690880, 201381760]

約数ペア:

[(1, 201381760), (2, 100690880), (4, 50345440), (5, 40276352), (8, 25172720), (10, 20138176), (16, 12586360), (19, 10599040), (20, 10069088), (32, 6293180), (38, 5299520), (40, 5034544), (64, 3146590), (76, 2649760), (80, 2517272), (95, 2119808), (128, 1573295), (152, 1324880), (160, 1258636), (190, 1059904), (304, 662440), (320, 629318), (380, 529952), (608, 331220), (640, 314659), (760, 264976), (1216, 165610), (1520, 132488), (2432, 82805), (3040, 66244), (6080, 33122), (12160, 16561)]