68957200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:269

約数の個数: 120

約数和(自身を含む): 181629000

約数和(自身を除く): 112671800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 89, 100, 104, 130, 149, 178, 200, 208, 260, 298, 325, 356, 400, 445, 520, 596, 650, 712, 745, 890, 1040, 1157, 1192, 1300, 1424, 1490, 1780, 1937, 2225, 2314, 2384, 2600, 2980, 3560, 3725, 3874, 4450, 4628, 5200, 5785, 5960, 7120, 7450, 7748, 8900, 9256, 9685, 11570, 11920, 13261, 14900, 15496, 17800, 18512, 19370, 23140, 26522, 28925, 29800, 30992, 35600, 38740, 46280, 48425, 53044, 57850, 59600, 66305, 77480, 92560, 96850, 106088, 115700, 132610, 154960, 172393, 193700, 212176, 231400, 265220, 331525, 344786, 387400, 462800, 530440, 663050, 689572, 774800, 861965, 1060880, 1326100, 1379144, 1723930, 2652200, 2758288, 3447860, 4309825, 5304400, 6895720, 8619650, 13791440, 17239300, 34478600, 68957200]

約数ペア:

[(1, 68957200), (2, 34478600), (4, 17239300), (5, 13791440), (8, 8619650), (10, 6895720), (13, 5304400), (16, 4309825), (20, 3447860), (25, 2758288), (26, 2652200), (40, 1723930), (50, 1379144), (52, 1326100), (65, 1060880), (80, 861965), (89, 774800), (100, 689572), (104, 663050), (130, 530440), (149, 462800), (178, 387400), (200, 344786), (208, 331525), (260, 265220), (298, 231400), (325, 212176), (356, 193700), (400, 172393), (445, 154960), (520, 132610), (596, 115700), (650, 106088), (712, 96850), (745, 92560), (890, 77480), (1040, 66305), (1157, 59600), (1192, 57850), (1300, 53044), (1424, 48425), (1490, 46280), (1780, 38740), (1937, 35600), (2225, 30992), (2314, 29800), (2384, 28925), (2600, 26522), (2980, 23140), (3560, 19370), (3725, 18512), (3874, 17800), (4450, 15496), (4628, 14900), (5200, 13261), (5785, 11920), (5960, 11570), (7120, 9685), (7450, 9256), (7748, 8900)]