1970845767670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1\times {\mathrm{571}}^1\times {\mathrm{761}}^1$

素因数の和:1742

約数の個数: 128

約数和(自身を含む): 3875075043840

約数和(自身を除く): 1904229276170

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 251, 278, 502, 571, 695, 761, 1142, 1255, 1390, 1522, 1807, 2510, 2855, 3263, 3614, 3805, 5710, 6526, 7423, 7610, 9035, 9893, 14846, 16315, 18070, 19786, 32630, 34889, 37115, 49465, 69778, 74230, 79369, 98930, 105779, 143321, 158738, 174445, 191011, 211558, 286642, 348890, 382022, 396845, 434531, 453557, 528895, 716605, 793690, 869062, 907114, 955055, 1031797, 1057790, 1375127, 1433210, 1863173, 1910110, 2063594, 2172655, 2267785, 2483143, 2750254, 3726346, 4345310, 4535570, 4966286, 5158985, 5648903, 6875635, 9315865, 10317970, 11297806, 12415715, 13751270, 18631730, 19921619, 24831430, 26550529, 28244515, 39843238, 53101058, 56489030, 60399809, 99608095, 109067281, 120799618, 132752645, 199216190, 218134562, 258981047, 265505290, 301999045, 345156877, 517962094, 545336405, 603998090, 690313754, 785197517, 1090672810, 1294905235, 1417874653, 1570395034, 1725784385, 2589810470, 2835749306, 3451568770, 3925987585, 7089373265, 7851975170, 14178746530, 15160352059, 30320704118, 75801760295, 151603520590, 197084576767, 394169153534, 985422883835, 1970845767670]

約数ペア:

[(1, 1970845767670), (2, 985422883835), (5, 394169153534), (10, 197084576767), (13, 151603520590), (26, 75801760295), (65, 30320704118), (130, 15160352059), (139, 14178746530), (251, 7851975170), (278, 7089373265), (502, 3925987585), (571, 3451568770), (695, 2835749306), (761, 2589810470), (1142, 1725784385), (1255, 1570395034), (1390, 1417874653), (1522, 1294905235), (1807, 1090672810), (2510, 785197517), (2855, 690313754), (3263, 603998090), (3614, 545336405), (3805, 517962094), (5710, 345156877), (6526, 301999045), (7423, 265505290), (7610, 258981047), (9035, 218134562), (9893, 199216190), (14846, 132752645), (16315, 120799618), (18070, 109067281), (19786, 99608095), (32630, 60399809), (34889, 56489030), (37115, 53101058), (49465, 39843238), (69778, 28244515), (74230, 26550529), (79369, 24831430), (98930, 19921619), (105779, 18631730), (143321, 13751270), (158738, 12415715), (174445, 11297806), (191011, 10317970), (211558, 9315865), (286642, 6875635), (348890, 5648903), (382022, 5158985), (396845, 4966286), (434531, 4535570), (453557, 4345310), (528895, 3726346), (716605, 2750254), (793690, 2483143), (869062, 2267785), (907114, 2172655), (955055, 2063594), (1031797, 1910110), (1057790, 1863173), (1375127, 1433210)]