207318100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 520591680

約数和(自身を除く): 313273580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 29, 44, 50, 55, 58, 67, 97, 100, 110, 116, 134, 145, 194, 220, 268, 275, 290, 319, 335, 388, 485, 550, 580, 638, 670, 725, 737, 970, 1067, 1100, 1276, 1340, 1450, 1474, 1595, 1675, 1940, 1943, 2134, 2425, 2813, 2900, 2948, 3190, 3350, 3685, 3886, 4268, 4850, 5335, 5626, 6380, 6499, 6700, 7370, 7772, 7975, 9700, 9715, 10670, 11252, 12998, 14065, 14740, 15950, 18425, 19430, 21340, 21373, 25996, 26675, 28130, 30943, 31900, 32495, 36850, 38860, 42746, 48575, 53350, 56260, 61886, 64990, 70325, 71489, 73700, 85492, 97150, 106700, 106865, 123772, 129980, 140650, 142978, 154715, 162475, 188471, 194300, 213730, 281300, 285956, 309430, 324950, 357445, 376942, 427460, 534325, 618860, 649900, 714890, 753884, 773575, 942355, 1068650, 1429780, 1547150, 1787225, 1884710, 2073181, 2137300, 3094300, 3574450, 3769420, 4146362, 4711775, 7148900, 8292724, 9423550, 10365905, 18847100, 20731810, 41463620, 51829525, 103659050, 207318100]

約数ペア:

[(1, 207318100), (2, 103659050), (4, 51829525), (5, 41463620), (10, 20731810), (11, 18847100), (20, 10365905), (22, 9423550), (25, 8292724), (29, 7148900), (44, 4711775), (50, 4146362), (55, 3769420), (58, 3574450), (67, 3094300), (97, 2137300), (100, 2073181), (110, 1884710), (116, 1787225), (134, 1547150), (145, 1429780), (194, 1068650), (220, 942355), (268, 773575), (275, 753884), (290, 714890), (319, 649900), (335, 618860), (388, 534325), (485, 427460), (550, 376942), (580, 357445), (638, 324950), (670, 309430), (725, 285956), (737, 281300), (970, 213730), (1067, 194300), (1100, 188471), (1276, 162475), (1340, 154715), (1450, 142978), (1474, 140650), (1595, 129980), (1675, 123772), (1940, 106865), (1943, 106700), (2134, 97150), (2425, 85492), (2813, 73700), (2900, 71489), (2948, 70325), (3190, 64990), (3350, 61886), (3685, 56260), (3886, 53350), (4268, 48575), (4850, 42746), (5335, 38860), (5626, 36850), (6380, 32495), (6499, 31900), (6700, 30943), (7370, 28130), (7772, 26675), (7975, 25996), (9700, 21373), (9715, 21340), (10670, 19430), (11252, 18425), (12998, 15950), (14065, 14740)]