72699650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 72

約数和(自身を含む): 149605380

約数和(自身を除く): 76905730

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 89, 155, 170, 178, 310, 425, 445, 527, 775, 850, 890, 961, 1054, 1513, 1550, 1922, 2225, 2635, 2759, 3026, 4450, 4805, 5270, 5518, 7565, 9610, 13175, 13795, 15130, 16337, 24025, 26350, 27590, 32674, 37825, 46903, 48050, 68975, 75650, 81685, 85529, 93806, 137950, 163370, 171058, 234515, 408425, 427645, 469030, 816850, 855290, 1172575, 1453993, 2138225, 2345150, 2907986, 4276450, 7269965, 14539930, 36349825, 72699650]

約数ペア:

[(1, 72699650), (2, 36349825), (5, 14539930), (10, 7269965), (17, 4276450), (25, 2907986), (31, 2345150), (34, 2138225), (50, 1453993), (62, 1172575), (85, 855290), (89, 816850), (155, 469030), (170, 427645), (178, 408425), (310, 234515), (425, 171058), (445, 163370), (527, 137950), (775, 93806), (850, 85529), (890, 81685), (961, 75650), (1054, 68975), (1513, 48050), (1550, 46903), (1922, 37825), (2225, 32674), (2635, 27590), (2759, 26350), (3026, 24025), (4450, 16337), (4805, 15130), (5270, 13795), (5518, 13175), (7565, 9610)]