30355325

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1213}}^1$

素因数の和:1254

約数の個数: 48

約数和(自身を含む): 50580096

約数和(自身を除く): 20224771

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 715, 1001, 1213, 1925, 2275, 3575, 5005, 6065, 8491, 13343, 15769, 25025, 30325, 42455, 66715, 78845, 93401, 110383, 173459, 212275, 333575, 394225, 467005, 551915, 867295, 1214213, 2335025, 2759575, 4336475, 6071065, 30355325]

約数ペア:

[(1, 30355325), (5, 6071065), (7, 4336475), (11, 2759575), (13, 2335025), (25, 1214213), (35, 867295), (55, 551915), (65, 467005), (77, 394225), (91, 333575), (143, 212275), (175, 173459), (275, 110383), (325, 93401), (385, 78845), (455, 66715), (715, 42455), (1001, 30325), (1213, 25025), (1925, 15769), (2275, 13343), (3575, 8491), (5005, 6065)]