245551800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31481}}^1$

素因数の和:31513

約数の個数: 96

約数和(自身を含む): 819791280

約数和(自身を除く): 574239480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 3900, 7800, 31481, 62962, 94443, 125924, 157405, 188886, 251848, 314810, 377772, 409253, 472215, 629620, 755544, 787025, 818506, 944430, 1227759, 1259240, 1574050, 1637012, 1888860, 2046265, 2361075, 2455518, 3148100, 3274024, 3777720, 4092530, 4722150, 4911036, 6138795, 6296200, 8185060, 9444300, 9822072, 10231325, 12277590, 16370120, 18888600, 20462650, 24555180, 30693975, 40925300, 49110360, 61387950, 81850600, 122775900, 245551800]

約数ペア:

[(1, 245551800), (2, 122775900), (3, 81850600), (4, 61387950), (5, 49110360), (6, 40925300), (8, 30693975), (10, 24555180), (12, 20462650), (13, 18888600), (15, 16370120), (20, 12277590), (24, 10231325), (25, 9822072), (26, 9444300), (30, 8185060), (39, 6296200), (40, 6138795), (50, 4911036), (52, 4722150), (60, 4092530), (65, 3777720), (75, 3274024), (78, 3148100), (100, 2455518), (104, 2361075), (120, 2046265), (130, 1888860), (150, 1637012), (156, 1574050), (195, 1259240), (200, 1227759), (260, 944430), (300, 818506), (312, 787025), (325, 755544), (390, 629620), (520, 472215), (600, 409253), (650, 377772), (780, 314810), (975, 251848), (1300, 188886), (1560, 157405), (1950, 125924), (2600, 94443), (3900, 62962), (7800, 31481)]