80825430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:514

約数の個数: 128

約数和(自身を含む): 238878720

約数和(自身を除く): 158053290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 47, 57, 70, 94, 95, 105, 114, 133, 141, 190, 210, 235, 266, 282, 285, 329, 399, 431, 470, 570, 658, 665, 705, 798, 862, 893, 987, 1293, 1330, 1410, 1645, 1786, 1974, 1995, 2155, 2586, 2679, 3017, 3290, 3990, 4310, 4465, 4935, 5358, 6034, 6251, 6465, 8189, 8930, 9051, 9870, 12502, 12930, 13395, 15085, 16378, 18102, 18753, 20257, 24567, 26790, 30170, 31255, 37506, 40514, 40945, 45255, 49134, 57323, 60771, 62510, 81890, 90510, 93765, 101285, 114646, 121542, 122835, 141799, 171969, 187530, 202570, 245670, 283598, 286615, 303855, 343938, 384883, 425397, 573230, 607710, 708995, 769766, 850794, 859845, 1154649, 1417990, 1719690, 1924415, 2126985, 2309298, 2694181, 3848830, 4253970, 5388362, 5773245, 8082543, 11546490, 13470905, 16165086, 26941810, 40412715, 80825430]

約数ペア:

[(1, 80825430), (2, 40412715), (3, 26941810), (5, 16165086), (6, 13470905), (7, 11546490), (10, 8082543), (14, 5773245), (15, 5388362), (19, 4253970), (21, 3848830), (30, 2694181), (35, 2309298), (38, 2126985), (42, 1924415), (47, 1719690), (57, 1417990), (70, 1154649), (94, 859845), (95, 850794), (105, 769766), (114, 708995), (133, 607710), (141, 573230), (190, 425397), (210, 384883), (235, 343938), (266, 303855), (282, 286615), (285, 283598), (329, 245670), (399, 202570), (431, 187530), (470, 171969), (570, 141799), (658, 122835), (665, 121542), (705, 114646), (798, 101285), (862, 93765), (893, 90510), (987, 81890), (1293, 62510), (1330, 60771), (1410, 57323), (1645, 49134), (1786, 45255), (1974, 40945), (1995, 40514), (2155, 37506), (2586, 31255), (2679, 30170), (3017, 26790), (3290, 24567), (3990, 20257), (4310, 18753), (4465, 18102), (4935, 16378), (5358, 15085), (6034, 13395), (6251, 12930), (6465, 12502), (8189, 9870), (8930, 9051)]