2515695868

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{347}}^1\times {\mathrm{787}}^1$

素因数の和:1199

約数の個数: 72

約数和(自身を含む): 5251938048

約数和(自身を除く): 2736242180

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 188, 196, 329, 347, 658, 694, 787, 1316, 1388, 1574, 2303, 2429, 3148, 4606, 4858, 5509, 9212, 9716, 11018, 16309, 17003, 22036, 32618, 34006, 36989, 38563, 65236, 68012, 73978, 77126, 114163, 147956, 154252, 228326, 258923, 273089, 456652, 517846, 546178, 799141, 1035692, 1092356, 1598282, 1812461, 1911623, 3196564, 3624922, 3823246, 7249844, 7646492, 12835183, 13381361, 25670366, 26762722, 51340732, 53525444, 89846281, 179692562, 359385124, 628923967, 1257847934, 2515695868]

約数ペア:

[(1, 2515695868), (2, 1257847934), (4, 628923967), (7, 359385124), (14, 179692562), (28, 89846281), (47, 53525444), (49, 51340732), (94, 26762722), (98, 25670366), (188, 13381361), (196, 12835183), (329, 7646492), (347, 7249844), (658, 3823246), (694, 3624922), (787, 3196564), (1316, 1911623), (1388, 1812461), (1574, 1598282), (2303, 1092356), (2429, 1035692), (3148, 799141), (4606, 546178), (4858, 517846), (5509, 456652), (9212, 273089), (9716, 258923), (11018, 228326), (16309, 154252), (17003, 147956), (22036, 114163), (32618, 77126), (34006, 73978), (36989, 68012), (38563, 65236)]