282987800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:645

約数の個数: 96

約数和(自身を含む): 689018400

約数和(自身を除く): 406030600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 97, 100, 116, 145, 194, 200, 232, 290, 388, 485, 503, 580, 725, 776, 970, 1006, 1160, 1450, 1940, 2012, 2425, 2515, 2813, 2900, 3880, 4024, 4850, 5030, 5626, 5800, 9700, 10060, 11252, 12575, 14065, 14587, 19400, 20120, 22504, 25150, 28130, 29174, 48791, 50300, 56260, 58348, 70325, 72935, 97582, 100600, 112520, 116696, 140650, 145870, 195164, 243955, 281300, 291740, 364675, 390328, 487910, 562600, 583480, 729350, 975820, 1219775, 1414939, 1458700, 1951640, 2439550, 2829878, 2917400, 4879100, 5659756, 7074695, 9758200, 11319512, 14149390, 28298780, 35373475, 56597560, 70746950, 141493900, 282987800]

約数ペア:

[(1, 282987800), (2, 141493900), (4, 70746950), (5, 56597560), (8, 35373475), (10, 28298780), (20, 14149390), (25, 11319512), (29, 9758200), (40, 7074695), (50, 5659756), (58, 4879100), (97, 2917400), (100, 2829878), (116, 2439550), (145, 1951640), (194, 1458700), (200, 1414939), (232, 1219775), (290, 975820), (388, 729350), (485, 583480), (503, 562600), (580, 487910), (725, 390328), (776, 364675), (970, 291740), (1006, 281300), (1160, 243955), (1450, 195164), (1940, 145870), (2012, 140650), (2425, 116696), (2515, 112520), (2813, 100600), (2900, 97582), (3880, 72935), (4024, 70325), (4850, 58348), (5030, 56260), (5626, 50300), (5800, 48791), (9700, 29174), (10060, 28130), (11252, 25150), (12575, 22504), (14065, 20120), (14587, 19400)]