25490535

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 48153600

約数和(自身を除く): 22663065

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 79, 105, 147, 237, 245, 395, 439, 553, 735, 1185, 1317, 1659, 2195, 2765, 3073, 3871, 6585, 8295, 9219, 11613, 15365, 19355, 21511, 34681, 46095, 58065, 64533, 104043, 107555, 173405, 242767, 322665, 520215, 728301, 1213835, 1699369, 3641505, 5098107, 8496845, 25490535]

約数ペア:

[(1, 25490535), (3, 8496845), (5, 5098107), (7, 3641505), (15, 1699369), (21, 1213835), (35, 728301), (49, 520215), (79, 322665), (105, 242767), (147, 173405), (237, 107555), (245, 104043), (395, 64533), (439, 58065), (553, 46095), (735, 34681), (1185, 21511), (1317, 19355), (1659, 15365), (2195, 11613), (2765, 9219), (3073, 8295), (3871, 6585)]