18828250

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:113

約数の個数: 96

約数和(自身を含む): 43215120

約数和(自身を除く): 24386870

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 35, 49, 50, 53, 58, 70, 98, 106, 125, 145, 175, 203, 245, 250, 265, 290, 350, 371, 406, 490, 530, 725, 742, 875, 1015, 1225, 1325, 1421, 1450, 1537, 1750, 1855, 2030, 2450, 2597, 2650, 2842, 3074, 3625, 3710, 5075, 5194, 6125, 6625, 7105, 7250, 7685, 9275, 10150, 10759, 12250, 12985, 13250, 14210, 15370, 18550, 21518, 25375, 25970, 35525, 38425, 46375, 50750, 53795, 64925, 71050, 75313, 76850, 92750, 107590, 129850, 150626, 177625, 192125, 268975, 324625, 355250, 376565, 384250, 537950, 649250, 753130, 1344875, 1882825, 2689750, 3765650, 9414125, 18828250]

約数ペア:

[(1, 18828250), (2, 9414125), (5, 3765650), (7, 2689750), (10, 1882825), (14, 1344875), (25, 753130), (29, 649250), (35, 537950), (49, 384250), (50, 376565), (53, 355250), (58, 324625), (70, 268975), (98, 192125), (106, 177625), (125, 150626), (145, 129850), (175, 107590), (203, 92750), (245, 76850), (250, 75313), (265, 71050), (290, 64925), (350, 53795), (371, 50750), (406, 46375), (490, 38425), (530, 35525), (725, 25970), (742, 25375), (875, 21518), (1015, 18550), (1225, 15370), (1325, 14210), (1421, 13250), (1450, 12985), (1537, 12250), (1750, 10759), (1855, 10150), (2030, 9275), (2450, 7685), (2597, 7250), (2650, 7105), (2842, 6625), (3074, 6125), (3625, 5194), (3710, 5075)]