155528450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:265

約数の個数: 144

約数和(自身を含む): 381672000

約数和(自身を除く): 226143550

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 29, 35, 49, 50, 55, 58, 70, 77, 98, 110, 145, 154, 175, 199, 203, 245, 275, 290, 319, 350, 385, 398, 406, 490, 539, 550, 638, 725, 770, 995, 1015, 1078, 1225, 1393, 1421, 1450, 1595, 1925, 1990, 2030, 2189, 2233, 2450, 2695, 2786, 2842, 3190, 3850, 4378, 4466, 4975, 5075, 5390, 5771, 6965, 7105, 7975, 9751, 9950, 10150, 10945, 11165, 11542, 13475, 13930, 14210, 15323, 15631, 15950, 19502, 21890, 22330, 26950, 28855, 30646, 31262, 34825, 35525, 40397, 48755, 54725, 55825, 57710, 63481, 69650, 71050, 76615, 78155, 80794, 97510, 107261, 109450, 111650, 126962, 144275, 153230, 156310, 201985, 214522, 243775, 282779, 288550, 317405, 383075, 390775, 403970, 444367, 487550, 536305, 565558, 634810, 766150, 781550, 888734, 1009925, 1072610, 1413895, 1587025, 2019850, 2221835, 2681525, 2827790, 3110569, 3174050, 4443670, 5363050, 6221138, 7069475, 11109175, 14138950, 15552845, 22218350, 31105690, 77764225, 155528450]

約数ペア:

[(1, 155528450), (2, 77764225), (5, 31105690), (7, 22218350), (10, 15552845), (11, 14138950), (14, 11109175), (22, 7069475), (25, 6221138), (29, 5363050), (35, 4443670), (49, 3174050), (50, 3110569), (55, 2827790), (58, 2681525), (70, 2221835), (77, 2019850), (98, 1587025), (110, 1413895), (145, 1072610), (154, 1009925), (175, 888734), (199, 781550), (203, 766150), (245, 634810), (275, 565558), (290, 536305), (319, 487550), (350, 444367), (385, 403970), (398, 390775), (406, 383075), (490, 317405), (539, 288550), (550, 282779), (638, 243775), (725, 214522), (770, 201985), (995, 156310), (1015, 153230), (1078, 144275), (1225, 126962), (1393, 111650), (1421, 109450), (1450, 107261), (1595, 97510), (1925, 80794), (1990, 78155), (2030, 76615), (2189, 71050), (2233, 69650), (2450, 63481), (2695, 57710), (2786, 55825), (2842, 54725), (3190, 48755), (3850, 40397), (4378, 35525), (4466, 34825), (4975, 31262), (5075, 30646), (5390, 28855), (5771, 26950), (6965, 22330), (7105, 21890), (7975, 19502), (9751, 15950), (9950, 15631), (10150, 15323), (10945, 14210), (11165, 13930), (11542, 13475)]