205890230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13309}}^1$

素因数の和:13353

約数の個数: 64

約数和(自身を含む): 482993280

約数和(自身を除く): 277103050

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1547, 2210, 3094, 7735, 13309, 15470, 26618, 66545, 93163, 133090, 173017, 186326, 226253, 346034, 452506, 465815, 865085, 931630, 1131265, 1211119, 1583771, 1730170, 2262530, 2422238, 2941289, 3167542, 5882578, 6055595, 7918855, 12111190, 14706445, 15837710, 20589023, 29412890, 41178046, 102945115, 205890230]

約数ペア:

[(1, 205890230), (2, 102945115), (5, 41178046), (7, 29412890), (10, 20589023), (13, 15837710), (14, 14706445), (17, 12111190), (26, 7918855), (34, 6055595), (35, 5882578), (65, 3167542), (70, 2941289), (85, 2422238), (91, 2262530), (119, 1730170), (130, 1583771), (170, 1211119), (182, 1131265), (221, 931630), (238, 865085), (442, 465815), (455, 452506), (595, 346034), (910, 226253), (1105, 186326), (1190, 173017), (1547, 133090), (2210, 93163), (3094, 66545), (7735, 26618), (13309, 15470)]