61553800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{571}}^1$

素因数の和:612

約数の個数: 144

約数和(自身を含む): 181930320

約数和(自身を除く): 120376520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 88, 98, 100, 110, 140, 154, 175, 196, 200, 220, 245, 275, 280, 308, 350, 385, 392, 440, 490, 539, 550, 571, 616, 700, 770, 980, 1078, 1100, 1142, 1225, 1400, 1540, 1925, 1960, 2156, 2200, 2284, 2450, 2695, 2855, 3080, 3850, 3997, 4312, 4568, 4900, 5390, 5710, 6281, 7700, 7994, 9800, 10780, 11420, 12562, 13475, 14275, 15400, 15988, 19985, 21560, 22840, 25124, 26950, 27979, 28550, 31405, 31976, 39970, 43967, 50248, 53900, 55958, 57100, 62810, 79940, 87934, 99925, 107800, 111916, 114200, 125620, 139895, 157025, 159880, 175868, 199850, 219835, 223832, 251240, 279790, 307769, 314050, 351736, 399700, 439670, 559580, 615538, 628100, 699475, 799400, 879340, 1099175, 1119160, 1231076, 1256200, 1398950, 1538845, 1758680, 2198350, 2462152, 2797900, 3077690, 4396700, 5595800, 6155380, 7694225, 8793400, 12310760, 15388450, 30776900, 61553800]

約数ペア:

[(1, 61553800), (2, 30776900), (4, 15388450), (5, 12310760), (7, 8793400), (8, 7694225), (10, 6155380), (11, 5595800), (14, 4396700), (20, 3077690), (22, 2797900), (25, 2462152), (28, 2198350), (35, 1758680), (40, 1538845), (44, 1398950), (49, 1256200), (50, 1231076), (55, 1119160), (56, 1099175), (70, 879340), (77, 799400), (88, 699475), (98, 628100), (100, 615538), (110, 559580), (140, 439670), (154, 399700), (175, 351736), (196, 314050), (200, 307769), (220, 279790), (245, 251240), (275, 223832), (280, 219835), (308, 199850), (350, 175868), (385, 159880), (392, 157025), (440, 139895), (490, 125620), (539, 114200), (550, 111916), (571, 107800), (616, 99925), (700, 87934), (770, 79940), (980, 62810), (1078, 57100), (1100, 55958), (1142, 53900), (1225, 50248), (1400, 43967), (1540, 39970), (1925, 31976), (1960, 31405), (2156, 28550), (2200, 27979), (2284, 26950), (2450, 25124), (2695, 22840), (2855, 21560), (3080, 19985), (3850, 15988), (3997, 15400), (4312, 14275), (4568, 13475), (4900, 12562), (5390, 11420), (5710, 10780), (6281, 9800), (7700, 7994)]