64246000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:396

約数の個数: 160

約数和(自身を含む): 191737728

約数和(自身を除く): 127491728

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 125, 130, 140, 175, 182, 200, 208, 250, 260, 280, 325, 350, 353, 364, 400, 455, 500, 520, 560, 650, 700, 706, 728, 875, 910, 1000, 1040, 1300, 1400, 1412, 1456, 1625, 1750, 1765, 1820, 2000, 2275, 2471, 2600, 2800, 2824, 3250, 3500, 3530, 3640, 4550, 4589, 4942, 5200, 5648, 6500, 7000, 7060, 7280, 8825, 9100, 9178, 9884, 11375, 12355, 13000, 14000, 14120, 17650, 18200, 18356, 19768, 22750, 22945, 24710, 26000, 28240, 32123, 35300, 36400, 36712, 39536, 44125, 45500, 45890, 49420, 61775, 64246, 70600, 73424, 88250, 91000, 91780, 98840, 114725, 123550, 128492, 141200, 160615, 176500, 182000, 183560, 197680, 229450, 247100, 256984, 308875, 321230, 353000, 367120, 458900, 494200, 513968, 573625, 617750, 642460, 706000, 803075, 917800, 988400, 1147250, 1235500, 1284920, 1606150, 1835600, 2294500, 2471000, 2569840, 3212300, 4015375, 4589000, 4942000, 6424600, 8030750, 9178000, 12849200, 16061500, 32123000, 64246000]

約数ペア:

[(1, 64246000), (2, 32123000), (4, 16061500), (5, 12849200), (7, 9178000), (8, 8030750), (10, 6424600), (13, 4942000), (14, 4589000), (16, 4015375), (20, 3212300), (25, 2569840), (26, 2471000), (28, 2294500), (35, 1835600), (40, 1606150), (50, 1284920), (52, 1235500), (56, 1147250), (65, 988400), (70, 917800), (80, 803075), (91, 706000), (100, 642460), (104, 617750), (112, 573625), (125, 513968), (130, 494200), (140, 458900), (175, 367120), (182, 353000), (200, 321230), (208, 308875), (250, 256984), (260, 247100), (280, 229450), (325, 197680), (350, 183560), (353, 182000), (364, 176500), (400, 160615), (455, 141200), (500, 128492), (520, 123550), (560, 114725), (650, 98840), (700, 91780), (706, 91000), (728, 88250), (875, 73424), (910, 70600), (1000, 64246), (1040, 61775), (1300, 49420), (1400, 45890), (1412, 45500), (1456, 44125), (1625, 39536), (1750, 36712), (1765, 36400), (1820, 35300), (2000, 32123), (2275, 28240), (2471, 26000), (2600, 24710), (2800, 22945), (2824, 22750), (3250, 19768), (3500, 18356), (3530, 18200), (3640, 17650), (4550, 14120), (4589, 14000), (4942, 13000), (5200, 12355), (5648, 11375), (6500, 9884), (7000, 9178), (7060, 9100), (7280, 8825)]