99946280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{50993}}^1$

素因数の和:51018

約数の個数: 48

約数和(自身を含む): 261599220

約数和(自身を除く): 161652940

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 50993, 101986, 203972, 254965, 356951, 407944, 509930, 713902, 1019860, 1427804, 1784755, 2039720, 2498657, 2855608, 3569510, 4997314, 7139020, 9994628, 12493285, 14278040, 19989256, 24986570, 49973140, 99946280]

約数ペア:

[(1, 99946280), (2, 49973140), (4, 24986570), (5, 19989256), (7, 14278040), (8, 12493285), (10, 9994628), (14, 7139020), (20, 4997314), (28, 3569510), (35, 2855608), (40, 2498657), (49, 2039720), (56, 1784755), (70, 1427804), (98, 1019860), (140, 713902), (196, 509930), (245, 407944), (280, 356951), (392, 254965), (490, 203972), (980, 101986), (1960, 50993)]