89995850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:472

約数の個数: 72

約数和(自身を含む): 197091180

約数和(自身を除く): 107095330

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 109, 175, 218, 245, 337, 350, 490, 545, 674, 763, 1090, 1225, 1526, 1685, 2359, 2450, 2725, 3370, 3815, 4718, 5341, 5450, 7630, 8425, 10682, 11795, 16513, 16850, 19075, 23590, 26705, 33026, 36733, 38150, 53410, 58975, 73466, 82565, 117950, 133525, 165130, 183665, 257131, 267050, 367330, 412825, 514262, 825650, 918325, 1285655, 1799917, 1836650, 2571310, 3599834, 6428275, 8999585, 12856550, 17999170, 44997925, 89995850]

約数ペア:

[(1, 89995850), (2, 44997925), (5, 17999170), (7, 12856550), (10, 8999585), (14, 6428275), (25, 3599834), (35, 2571310), (49, 1836650), (50, 1799917), (70, 1285655), (98, 918325), (109, 825650), (175, 514262), (218, 412825), (245, 367330), (337, 267050), (350, 257131), (490, 183665), (545, 165130), (674, 133525), (763, 117950), (1090, 82565), (1225, 73466), (1526, 58975), (1685, 53410), (2359, 38150), (2450, 36733), (2725, 33026), (3370, 26705), (3815, 23590), (4718, 19075), (5341, 16850), (5450, 16513), (7630, 11795), (8425, 10682)]