51291450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:901

約数の個数: 144

約数和(自身を含む): 165971520

約数和(自身を除く): 114680070

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 25, 30, 35, 38, 42, 45, 50, 57, 63, 70, 75, 90, 95, 105, 114, 126, 133, 150, 171, 175, 190, 210, 225, 266, 285, 315, 342, 350, 399, 450, 475, 525, 570, 630, 665, 798, 855, 857, 950, 1050, 1197, 1330, 1425, 1575, 1710, 1714, 1995, 2394, 2571, 2850, 3150, 3325, 3990, 4275, 4285, 5142, 5985, 5999, 6650, 7713, 8550, 8570, 9975, 11970, 11998, 12855, 15426, 16283, 17997, 19950, 21425, 25710, 29925, 29995, 32566, 35994, 38565, 42850, 48849, 53991, 59850, 59990, 64275, 77130, 81415, 89985, 97698, 107982, 113981, 128550, 146547, 149975, 162830, 179970, 192825, 227962, 244245, 269955, 293094, 299950, 341943, 385650, 407075, 449925, 488490, 539910, 569905, 683886, 732735, 814150, 899850, 1025829, 1139810, 1221225, 1349775, 1465470, 1709715, 2051658, 2442450, 2699550, 2849525, 3419430, 3663675, 5129145, 5699050, 7327350, 8548575, 10258290, 17097150, 25645725, 51291450]

約数ペア:

[(1, 51291450), (2, 25645725), (3, 17097150), (5, 10258290), (6, 8548575), (7, 7327350), (9, 5699050), (10, 5129145), (14, 3663675), (15, 3419430), (18, 2849525), (19, 2699550), (21, 2442450), (25, 2051658), (30, 1709715), (35, 1465470), (38, 1349775), (42, 1221225), (45, 1139810), (50, 1025829), (57, 899850), (63, 814150), (70, 732735), (75, 683886), (90, 569905), (95, 539910), (105, 488490), (114, 449925), (126, 407075), (133, 385650), (150, 341943), (171, 299950), (175, 293094), (190, 269955), (210, 244245), (225, 227962), (266, 192825), (285, 179970), (315, 162830), (342, 149975), (350, 146547), (399, 128550), (450, 113981), (475, 107982), (525, 97698), (570, 89985), (630, 81415), (665, 77130), (798, 64275), (855, 59990), (857, 59850), (950, 53991), (1050, 48849), (1197, 42850), (1330, 38565), (1425, 35994), (1575, 32566), (1710, 29995), (1714, 29925), (1995, 25710), (2394, 21425), (2571, 19950), (2850, 17997), (3150, 16283), (3325, 15426), (3990, 12855), (4275, 11998), (4285, 11970), (5142, 9975), (5985, 8570), (5999, 8550), (6650, 7713)]