251180950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 529251840

約数和(自身を除く): 278070890

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 103, 151, 170, 190, 206, 302, 323, 425, 475, 515, 646, 755, 850, 950, 1030, 1510, 1615, 1751, 1957, 2567, 2575, 2869, 3230, 3502, 3775, 3914, 5134, 5150, 5738, 7550, 8075, 8755, 9785, 12835, 14345, 15553, 16150, 17510, 19570, 25670, 28690, 31106, 33269, 43775, 48773, 48925, 64175, 66538, 71725, 77765, 87550, 97546, 97850, 128350, 143450, 155530, 166345, 243865, 264401, 295507, 332690, 388825, 487730, 528802, 591014, 777650, 831725, 1219325, 1322005, 1477535, 1663450, 2438650, 2644010, 2955070, 5023619, 6610025, 7387675, 10047238, 13220050, 14775350, 25118095, 50236190, 125590475, 251180950]

約数ペア:

[(1, 251180950), (2, 125590475), (5, 50236190), (10, 25118095), (17, 14775350), (19, 13220050), (25, 10047238), (34, 7387675), (38, 6610025), (50, 5023619), (85, 2955070), (95, 2644010), (103, 2438650), (151, 1663450), (170, 1477535), (190, 1322005), (206, 1219325), (302, 831725), (323, 777650), (425, 591014), (475, 528802), (515, 487730), (646, 388825), (755, 332690), (850, 295507), (950, 264401), (1030, 243865), (1510, 166345), (1615, 155530), (1751, 143450), (1957, 128350), (2567, 97850), (2575, 97546), (2869, 87550), (3230, 77765), (3502, 71725), (3775, 66538), (3914, 64175), (5134, 48925), (5150, 48773), (5738, 43775), (7550, 33269), (8075, 31106), (8755, 28690), (9785, 25670), (12835, 19570), (14345, 17510), (15553, 16150)]