156980200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 396459000

約数和(自身を除く): 239478800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 173, 200, 260, 325, 346, 349, 520, 650, 692, 698, 865, 1300, 1384, 1396, 1730, 1745, 2249, 2600, 2792, 3460, 3490, 4325, 4498, 4537, 6920, 6980, 8650, 8725, 8996, 9074, 11245, 13960, 17300, 17450, 17992, 18148, 22490, 22685, 34600, 34900, 36296, 44980, 45370, 56225, 60377, 69800, 89960, 90740, 112450, 113425, 120754, 181480, 224900, 226850, 241508, 301885, 449800, 453700, 483016, 603770, 784901, 907400, 1207540, 1509425, 1569802, 2415080, 3018850, 3139604, 3924505, 6037700, 6279208, 7849010, 12075400, 15698020, 19622525, 31396040, 39245050, 78490100, 156980200]

約数ペア:

[(1, 156980200), (2, 78490100), (4, 39245050), (5, 31396040), (8, 19622525), (10, 15698020), (13, 12075400), (20, 7849010), (25, 6279208), (26, 6037700), (40, 3924505), (50, 3139604), (52, 3018850), (65, 2415080), (100, 1569802), (104, 1509425), (130, 1207540), (173, 907400), (200, 784901), (260, 603770), (325, 483016), (346, 453700), (349, 449800), (520, 301885), (650, 241508), (692, 226850), (698, 224900), (865, 181480), (1300, 120754), (1384, 113425), (1396, 112450), (1730, 90740), (1745, 89960), (2249, 69800), (2600, 60377), (2792, 56225), (3460, 45370), (3490, 44980), (4325, 36296), (4498, 34900), (4537, 34600), (6920, 22685), (6980, 22490), (8650, 18148), (8725, 17992), (8996, 17450), (9074, 17300), (11245, 13960)]