2150274700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{503}}^1$

素因数の和:752

約数の個数: 144

約数和(自身を含む): 5543645184

約数和(自身を除く): 3393370484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 197, 217, 310, 350, 394, 434, 503, 620, 700, 775, 788, 868, 985, 1006, 1085, 1379, 1550, 1970, 2012, 2170, 2515, 2758, 3100, 3521, 3940, 4340, 4925, 5030, 5425, 5516, 6107, 6895, 7042, 9850, 10060, 10850, 12214, 12575, 13790, 14084, 15593, 17605, 19700, 21700, 24428, 25150, 27580, 30535, 31186, 34475, 35210, 42749, 50300, 61070, 62372, 68950, 70420, 77965, 85498, 88025, 99091, 109151, 122140, 137900, 152675, 155930, 170996, 176050, 198182, 213745, 218302, 305350, 311860, 352100, 389825, 396364, 427490, 436604, 495455, 545755, 610700, 693637, 779650, 854980, 990910, 1068725, 1091510, 1387274, 1559300, 1981820, 2137450, 2183020, 2477275, 2728775, 2774548, 3071821, 3468185, 4274900, 4954550, 5457550, 6143642, 6936370, 9909100, 10915100, 12287284, 13872740, 15359105, 17340925, 21502747, 30718210, 34681850, 43005494, 61436420, 69363700, 76795525, 86010988, 107513735, 153591050, 215027470, 307182100, 430054940, 537568675, 1075137350, 2150274700]

約数ペア:

[(1, 2150274700), (2, 1075137350), (4, 537568675), (5, 430054940), (7, 307182100), (10, 215027470), (14, 153591050), (20, 107513735), (25, 86010988), (28, 76795525), (31, 69363700), (35, 61436420), (50, 43005494), (62, 34681850), (70, 30718210), (100, 21502747), (124, 17340925), (140, 15359105), (155, 13872740), (175, 12287284), (197, 10915100), (217, 9909100), (310, 6936370), (350, 6143642), (394, 5457550), (434, 4954550), (503, 4274900), (620, 3468185), (700, 3071821), (775, 2774548), (788, 2728775), (868, 2477275), (985, 2183020), (1006, 2137450), (1085, 1981820), (1379, 1559300), (1550, 1387274), (1970, 1091510), (2012, 1068725), (2170, 990910), (2515, 854980), (2758, 779650), (3100, 693637), (3521, 610700), (3940, 545755), (4340, 495455), (4925, 436604), (5030, 427490), (5425, 396364), (5516, 389825), (6107, 352100), (6895, 311860), (7042, 305350), (9850, 218302), (10060, 213745), (10850, 198182), (12214, 176050), (12575, 170996), (13790, 155930), (14084, 152675), (15593, 137900), (17605, 122140), (19700, 109151), (21700, 99091), (24428, 88025), (25150, 85498), (27580, 77965), (30535, 70420), (31186, 68950), (34475, 62372), (35210, 61070), (42749, 50300)]