440791000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:902

約数の個数: 128

約数和(自身を含む): 1139261760

約数和(自身を除く): 698470760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 41, 50, 52, 65, 82, 100, 104, 125, 130, 164, 200, 205, 250, 260, 325, 328, 410, 500, 520, 533, 650, 820, 827, 1000, 1025, 1066, 1300, 1625, 1640, 1654, 2050, 2132, 2600, 2665, 3250, 3308, 4100, 4135, 4264, 5125, 5330, 6500, 6616, 8200, 8270, 10250, 10660, 10751, 13000, 13325, 16540, 20500, 20675, 21320, 21502, 26650, 33080, 33907, 41000, 41350, 43004, 53300, 53755, 66625, 67814, 82700, 86008, 103375, 106600, 107510, 133250, 135628, 165400, 169535, 206750, 215020, 266500, 268775, 271256, 339070, 413500, 430040, 440791, 533000, 537550, 678140, 827000, 847675, 881582, 1075100, 1343875, 1356280, 1695350, 1763164, 2150200, 2203955, 2687750, 3390700, 3526328, 4238375, 4407910, 5375500, 6781400, 8476750, 8815820, 10751000, 11019775, 16953500, 17631640, 22039550, 33907000, 44079100, 55098875, 88158200, 110197750, 220395500, 440791000]

約数ペア:

[(1, 440791000), (2, 220395500), (4, 110197750), (5, 88158200), (8, 55098875), (10, 44079100), (13, 33907000), (20, 22039550), (25, 17631640), (26, 16953500), (40, 11019775), (41, 10751000), (50, 8815820), (52, 8476750), (65, 6781400), (82, 5375500), (100, 4407910), (104, 4238375), (125, 3526328), (130, 3390700), (164, 2687750), (200, 2203955), (205, 2150200), (250, 1763164), (260, 1695350), (325, 1356280), (328, 1343875), (410, 1075100), (500, 881582), (520, 847675), (533, 827000), (650, 678140), (820, 537550), (827, 533000), (1000, 440791), (1025, 430040), (1066, 413500), (1300, 339070), (1625, 271256), (1640, 268775), (1654, 266500), (2050, 215020), (2132, 206750), (2600, 169535), (2665, 165400), (3250, 135628), (3308, 133250), (4100, 107510), (4135, 106600), (4264, 103375), (5125, 86008), (5330, 82700), (6500, 67814), (6616, 66625), (8200, 53755), (8270, 53300), (10250, 43004), (10660, 41350), (10751, 41000), (13000, 33907), (13325, 33080), (16540, 26650), (20500, 21502), (20675, 21320)]