8708281300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1597}}^1\times {\mathrm{1759}}^1$

素因数の和:3401

約数の個数: 72

約数和(自身を含む): 19529861120

約数和(自身を除く): 10821579820

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 1597, 1759, 3100, 3194, 3518, 6388, 7036, 7985, 8795, 15970, 17590, 31940, 35180, 39925, 43975, 49507, 54529, 79850, 87950, 99014, 109058, 159700, 175900, 198028, 218116, 247535, 272645, 495070, 545290, 990140, 1090580, 1237675, 1363225, 2475350, 2726450, 2809123, 4950700, 5452900, 5618246, 11236492, 14045615, 28091230, 56182460, 70228075, 87082813, 140456150, 174165626, 280912300, 348331252, 435414065, 870828130, 1741656260, 2177070325, 4354140650, 8708281300]

約数ペア:

[(1, 8708281300), (2, 4354140650), (4, 2177070325), (5, 1741656260), (10, 870828130), (20, 435414065), (25, 348331252), (31, 280912300), (50, 174165626), (62, 140456150), (100, 87082813), (124, 70228075), (155, 56182460), (310, 28091230), (620, 14045615), (775, 11236492), (1550, 5618246), (1597, 5452900), (1759, 4950700), (3100, 2809123), (3194, 2726450), (3518, 2475350), (6388, 1363225), (7036, 1237675), (7985, 1090580), (8795, 990140), (15970, 545290), (17590, 495070), (31940, 272645), (35180, 247535), (39925, 218116), (43975, 198028), (49507, 175900), (54529, 159700), (79850, 109058), (87950, 99014)]