49349720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 135475200

約数和(自身を除く): 86125480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 79, 92, 97, 115, 140, 158, 161, 184, 194, 230, 280, 316, 322, 388, 395, 460, 485, 553, 632, 644, 679, 776, 790, 805, 920, 970, 1106, 1288, 1358, 1580, 1610, 1817, 1940, 2212, 2231, 2716, 2765, 3160, 3220, 3395, 3634, 3880, 4424, 4462, 5432, 5530, 6440, 6790, 7268, 7663, 8924, 9085, 11060, 11155, 12719, 13580, 14536, 15326, 15617, 17848, 18170, 22120, 22310, 25438, 27160, 30652, 31234, 36340, 38315, 44620, 50876, 53641, 61304, 62468, 63595, 72680, 76630, 78085, 89240, 101752, 107282, 124936, 127190, 153260, 156170, 176249, 214564, 254380, 268205, 306520, 312340, 352498, 429128, 508760, 536410, 624680, 704996, 881245, 1072820, 1233743, 1409992, 1762490, 2145640, 2467486, 3524980, 4934972, 6168715, 7049960, 9869944, 12337430, 24674860, 49349720]

約数ペア:

[(1, 49349720), (2, 24674860), (4, 12337430), (5, 9869944), (7, 7049960), (8, 6168715), (10, 4934972), (14, 3524980), (20, 2467486), (23, 2145640), (28, 1762490), (35, 1409992), (40, 1233743), (46, 1072820), (56, 881245), (70, 704996), (79, 624680), (92, 536410), (97, 508760), (115, 429128), (140, 352498), (158, 312340), (161, 306520), (184, 268205), (194, 254380), (230, 214564), (280, 176249), (316, 156170), (322, 153260), (388, 127190), (395, 124936), (460, 107282), (485, 101752), (553, 89240), (632, 78085), (644, 76630), (679, 72680), (776, 63595), (790, 62468), (805, 61304), (920, 53641), (970, 50876), (1106, 44620), (1288, 38315), (1358, 36340), (1580, 31234), (1610, 30652), (1817, 27160), (1940, 25438), (2212, 22310), (2231, 22120), (2716, 18170), (2765, 17848), (3160, 15617), (3220, 15326), (3395, 14536), (3634, 13580), (3880, 12719), (4424, 11155), (4462, 11060), (5432, 9085), (5530, 8924), (6440, 7663), (6790, 7268)]