8145494900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{907}}^1\times {\mathrm{2897}}^1$

素因数の和:3849

約数の個数: 72

約数和(自身を含む): 18272330496

約数和(自身を除く): 10126835596

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 907, 1550, 1814, 2897, 3100, 3628, 4535, 5794, 9070, 11588, 14485, 18140, 22675, 28117, 28970, 45350, 56234, 57940, 72425, 89807, 90700, 112468, 140585, 144850, 179614, 281170, 289700, 359228, 449035, 562340, 702925, 898070, 1405850, 1796140, 2245175, 2627579, 2811700, 4490350, 5255158, 8980700, 10510316, 13137895, 26275790, 52551580, 65689475, 81454949, 131378950, 162909898, 262757900, 325819796, 407274745, 814549490, 1629098980, 2036373725, 4072747450, 8145494900]

約数ペア:

[(1, 8145494900), (2, 4072747450), (4, 2036373725), (5, 1629098980), (10, 814549490), (20, 407274745), (25, 325819796), (31, 262757900), (50, 162909898), (62, 131378950), (100, 81454949), (124, 65689475), (155, 52551580), (310, 26275790), (620, 13137895), (775, 10510316), (907, 8980700), (1550, 5255158), (1814, 4490350), (2897, 2811700), (3100, 2627579), (3628, 2245175), (4535, 1796140), (5794, 1405850), (9070, 898070), (11588, 702925), (14485, 562340), (18140, 449035), (22675, 359228), (28117, 289700), (28970, 281170), (45350, 179614), (56234, 144850), (57940, 140585), (72425, 112468), (89807, 90700)]