284865175

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{13679}}^1$

素因数の和:13720

約数の個数: 36

約数和(自身を含む): 435106080

約数和(自身を除く): 150240905

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 595, 833, 1225, 2975, 4165, 13679, 20825, 68395, 95753, 232543, 341975, 478765, 670271, 1162715, 1627801, 2393825, 3351355, 5813575, 8139005, 11394607, 16756775, 40695025, 56973035, 284865175]

約数ペア:

[(1, 284865175), (5, 56973035), (7, 40695025), (17, 16756775), (25, 11394607), (35, 8139005), (49, 5813575), (85, 3351355), (119, 2393825), (175, 1627801), (245, 1162715), (425, 670271), (595, 478765), (833, 341975), (1225, 232543), (2975, 95753), (4165, 68395), (13679, 20825)]