831466090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:872

約数の個数: 128

約数和(自身を含む): 1980453888

約数和(自身を除く): 1148987798

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 71, 85, 91, 119, 130, 142, 170, 182, 221, 238, 355, 442, 455, 497, 595, 710, 757, 910, 923, 994, 1105, 1190, 1207, 1514, 1547, 1846, 2210, 2414, 2485, 3094, 3785, 4615, 4970, 5299, 6035, 6461, 7570, 7735, 8449, 9230, 9841, 10598, 12070, 12869, 12922, 15470, 15691, 16898, 19682, 25738, 26495, 31382, 32305, 42245, 49205, 52990, 53747, 64345, 64610, 68887, 78455, 84490, 90083, 98410, 107494, 109837, 128690, 137774, 156910, 167297, 180166, 219674, 268735, 334594, 344435, 376229, 450415, 537470, 549185, 688870, 698711, 752458, 836485, 900830, 913699, 1098370, 1171079, 1397422, 1672970, 1827398, 1881145, 2342158, 3493555, 3762290, 4568495, 4890977, 5855395, 6395893, 6987110, 9136990, 9781954, 11710790, 11878087, 12791786, 23756174, 24454885, 31979465, 48909770, 59390435, 63958930, 83146609, 118780870, 166293218, 415733045, 831466090]

約数ペア:

[(1, 831466090), (2, 415733045), (5, 166293218), (7, 118780870), (10, 83146609), (13, 63958930), (14, 59390435), (17, 48909770), (26, 31979465), (34, 24454885), (35, 23756174), (65, 12791786), (70, 11878087), (71, 11710790), (85, 9781954), (91, 9136990), (119, 6987110), (130, 6395893), (142, 5855395), (170, 4890977), (182, 4568495), (221, 3762290), (238, 3493555), (355, 2342158), (442, 1881145), (455, 1827398), (497, 1672970), (595, 1397422), (710, 1171079), (757, 1098370), (910, 913699), (923, 900830), (994, 836485), (1105, 752458), (1190, 698711), (1207, 688870), (1514, 549185), (1547, 537470), (1846, 450415), (2210, 376229), (2414, 344435), (2485, 334594), (3094, 268735), (3785, 219674), (4615, 180166), (4970, 167297), (5299, 156910), (6035, 137774), (6461, 128690), (7570, 109837), (7735, 107494), (8449, 98410), (9230, 90083), (9841, 84490), (10598, 78455), (12070, 68887), (12869, 64610), (12922, 64345), (15470, 53747), (15691, 52990), (16898, 49205), (19682, 42245), (25738, 32305), (26495, 31382)]