1489324400

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{229}}^2$

素因数の和:547

約数の個数: 90

約数和(自身を含む): 3644411832

約数和(自身を除く): 2155087432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 229, 284, 355, 400, 458, 568, 710, 916, 1136, 1145, 1420, 1775, 1832, 2290, 2840, 3550, 3664, 4580, 5680, 5725, 7100, 9160, 11450, 14200, 16259, 18320, 22900, 28400, 32518, 45800, 52441, 65036, 81295, 91600, 104882, 130072, 162590, 209764, 260144, 262205, 325180, 406475, 419528, 524410, 650360, 812950, 839056, 1048820, 1300720, 1311025, 1625900, 2097640, 2622050, 3251800, 3723311, 4195280, 5244100, 6503600, 7446622, 10488200, 14893244, 18616555, 20976400, 29786488, 37233110, 59572976, 74466220, 93082775, 148932440, 186165550, 297864880, 372331100, 744662200, 1489324400]

約数ペア:

[(1, 1489324400), (2, 744662200), (4, 372331100), (5, 297864880), (8, 186165550), (10, 148932440), (16, 93082775), (20, 74466220), (25, 59572976), (40, 37233110), (50, 29786488), (71, 20976400), (80, 18616555), (100, 14893244), (142, 10488200), (200, 7446622), (229, 6503600), (284, 5244100), (355, 4195280), (400, 3723311), (458, 3251800), (568, 2622050), (710, 2097640), (916, 1625900), (1136, 1311025), (1145, 1300720), (1420, 1048820), (1775, 839056), (1832, 812950), (2290, 650360), (2840, 524410), (3550, 419528), (3664, 406475), (4580, 325180), (5680, 262205), (5725, 260144), (7100, 209764), (9160, 162590), (11450, 130072), (14200, 104882), (16259, 91600), (18320, 81295), (22900, 65036), (28400, 52441), (32518, 45800)]