68193800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:711

約数の個数: 96

約数和(自身を含む): 173560320

約数和(自身を除く): 105366520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 31, 34, 40, 50, 62, 68, 85, 100, 124, 136, 155, 170, 200, 248, 310, 340, 425, 527, 620, 647, 680, 775, 850, 1054, 1240, 1294, 1550, 1700, 2108, 2588, 2635, 3100, 3235, 3400, 4216, 5176, 5270, 6200, 6470, 10540, 10999, 12940, 13175, 16175, 20057, 21080, 21998, 25880, 26350, 32350, 40114, 43996, 52700, 54995, 64700, 80228, 87992, 100285, 105400, 109990, 129400, 160456, 200570, 219980, 274975, 340969, 401140, 439960, 501425, 549950, 681938, 802280, 1002850, 1099900, 1363876, 1704845, 2005700, 2199800, 2727752, 3409690, 4011400, 6819380, 8524225, 13638760, 17048450, 34096900, 68193800]

約数ペア:

[(1, 68193800), (2, 34096900), (4, 17048450), (5, 13638760), (8, 8524225), (10, 6819380), (17, 4011400), (20, 3409690), (25, 2727752), (31, 2199800), (34, 2005700), (40, 1704845), (50, 1363876), (62, 1099900), (68, 1002850), (85, 802280), (100, 681938), (124, 549950), (136, 501425), (155, 439960), (170, 401140), (200, 340969), (248, 274975), (310, 219980), (340, 200570), (425, 160456), (527, 129400), (620, 109990), (647, 105400), (680, 100285), (775, 87992), (850, 80228), (1054, 64700), (1240, 54995), (1294, 52700), (1550, 43996), (1700, 40114), (2108, 32350), (2588, 26350), (2635, 25880), (3100, 21998), (3235, 21080), (3400, 20057), (4216, 16175), (5176, 13175), (5270, 12940), (6200, 10999), (6470, 10540)]